Chemical cleaning services for glass-lined reactor vessels used in the chemical and pharmaceutical processing industries; maintenance services for heat transfer systems and condensers; maintenance and repair services in the field of computerized cooling system equipment.

Water and wastewater treatment services.

Technical consulting in the field of electrochemical liquid purification units for use in the industrial sector.

Operation and management of energy and power operating plants and facilities.

Apparatus for electrophoresis not for medical purposes, namely, chromatography columns and pumps; apparatus for bioinformatics systems, namely, computer hardware and software for processing biological information; scintillation counter to measure beta-emitting nuclides; imaging apparatus for radioactive and luminescent emissions, namely, CCD cameras and scanners; synthesis and purification integrated systems, namely, chromatography columns, cartridges, fraction collectors, mixers, monitors, pumps, recorders and analysis software; apparatus for microarrays, namely, probes, slides, buffers, bacterial controls, racks and trays; laboratory glassware; vials and microvials; microtitre plates; computer software for hospital operating room management; computer software for critical care information management; industrial process control software for factory automation; computer software programs and program manuals sold as a unit for use in factory management; graphical user interface based computer programs for controlling machines in industrial automation applications; software for creating graphics displays and editing dynamic data interfaces for real time graphics applications for industrial and business applications; communications software for connecting computer network users; industrial process software for plastic injection molding; factory automation software for control, monitoring, simulation, communications, data logging and collection, and factory automation; software to integrate manufacturing machine operations, control processes, provide data for visualization, track problems and generate production reports; packaged software for use in the operation and programming of grinding machines in the manufacturing industry; industrial process control hardware, namely, computer monitors; laptop computers, ethernet cards and cables; computer networking hardware, memory cards; microchips; microprocessors; computer network hubs, switches and routers; computer displays and terminals; computer whiteboards; system boards and processors; industrial process controller featuring call control, operator interface, gage interfaces and data collectors; document management software; digital signal processing products and systems, namely, industrial automation controls and programmable logic controllers; machine tools, namely, an adaptive control product in the nature of an external controller to optimize machine tool cutting performance of rough and semi-rough cuts; power supplies and mounting hardware; intrusion and burglar alarm systems; security devices, namely, programming logic computers, control panels, electronic intrusion detectors, electronic glassbreak sensors, electronic vibration sensors, magnetic contacts for use in security systems, electronic switch plates, electronic motion sensors for alarm systems, electronic motion sensitive switches, hardwire sirens, audio speakers, electronic speaker drivers, access control and alarm monitoring systems; fire, heat and smoke detecting and alarm units; computer card operated access control systems; card readers, card encoders, and encoded cards for use with card operated access control systems; video cameras; video object recognizers; video object trackers; video license plate readers; video alarm verifiers; video face recognizers; video vehicle recognizers; video traffic detectors; video access door controllers; video intrusion detectors; processing hardware and software that analyzes digital video images to automatically extract, record and report intelligence, and remote video monitoring systems for security and surveillance applications; central video monitors; video recorders; cameras; closed circuit video systems; closed circuit video system comprising one or more cameras, and a camera housing; short range, wireless, radio frequency transceivers; power line transceivers; communication control hardware, namely keypad controllers, matrix switchers, multiplexers, digital video recorders, integrated pan-tilt-zoom domes, remote video controllers, receivers, electronic alarm, management controls and triggers, and video transmission devices in the nature of video transmitters sold separately or as part of a system for operating closed circuit cameras; personal digital assistant computers configured for use by real estate professionals; fiber-optic transmission systems, namely, fiber optic transmitters, receivers and transceivers used in the transmission of video, audio, and data signals over optical fiber; electrical switches; electro mechanical locks; magnetic locks; electric keys; handheld electronic hardware, namely, handheld computers for receiving, controlling, storing, manipulating, displaying and transmitting data and for operating electronic locks; electronic access cards and readers and encoders therefor; magnetic access cards and readers and encoders therefor; smart access cards and readers and encoders therefor; proximity cards and readers and encoders therefor; electronic key fobs and readers and encoders therefor; bar code access cards and readers, encoders, access card lamination machines not for home or office use; access keypads; radio frequency tracking tags; computer hardware and software for facilities management and controlling facility access systems and components therefor, namely, control panels, access card readers, and equipment and systems for video imaging, video monitoring, digital hard drive recording, network transmission and remote access; networked digital video storage servers for access control and surveillance applications, alarm monitoring and security; computer software and hardware for controlling and operating security and access system comprising locks, doors, access, and identification; devices and security enclosures in the nature of electronic boxes safes for securing keys; surveillance equipment sold individually as components or together as a system comprising one or more surveillance cameras, covert cameras, close circuit television cameras, camera housings, camera mounts, camera lenses, video monitors, video recorders, digital recorders, video storage media, video switches, control panels, keypad controllers, joystick controllers, transceivers, receivers, transmitters, signal processors, multiplexers, matrix switches, controllers, control panel housing, switch housing, transformers switches, splitters, coaxial cables, connectors, motion detectors, microphones and speakers; computer user interface software and control software for managing security, fire and access systems; electric locks; hand-held electronic computer and communication hardware for receiving, controlling, storing, manipulating, displaying and transmitting data for operating electronic locks; pre-recorded magnetic data carriers featuring identification and security information; data processing software and computer hardware; power supplies, namely batteries, voltage and current rectifiers, regulators and transformers; control panels, namely, electronic apparatuses adapted to electrically monitor a pre-determined activity and activate a burglar alarm; siren speakers; and electronic siren drivers, namely, tone generators and amplifiers adapted to be used for sirens; computer software to control communication hardware for operating and controlling closed circuit cameras; switch units incorporating magnetically actuated reed switches for use in burglary and fire sensing alarm systems, in industrial position sensing apparatus, in revolution counters, in equipment cabinet safety interlock systems, in industrial position controlling apparatus, in electrical cables and in pump and valve controlling apparatus and home security alarm systems; electrical and electronic checking apparatus, namely, detectors, scanners and monitors for screening individuals, baggage, and cargo for the presence of particular substances; electrical and electronic checking apparatus, namely detectors, scanners and monitors for screening individuals, baggage, and cargo for the presence of explosives and/or narcotics; detectors, scanners and monitors for detecting presence of explosives and other contraband; time or condition sensing apparatus for initiating and controlling regeneration or backwash cycles for water treatment equipment; control valves for water conditioning and water filtration equipment; bioreactors for culturing cells; portable analytical instruments, namely, a probe with a microprocessor based data conversion logger for measurement of organic and inorganic chemicals in water; reverse osmosis, nanofiltration, utlrafiltration and microfiltration filters and filter housings for water treatment; membrane filters for laboratory use; silt density measuring device for predicting fouling potential of a filter membrane; deionization units for water treatment; fluid flow control devices, namely, pumps, valves, flow meters and regulators for laboratory use; ozone monitors; laboratory equipment, namely, porous microtiter plates for use in cell biology and other life science applications; electronic water and process treatment controls, namely, apparatus for use in the treatment of commercial and industrial water systems, boiler water systems, cooling water systems, and closed water systems, pulp and paper processing systems, fuel processing systems, and metal processing systems to analyze the chemistry of the system, determine the proper treatment program, apply the desired treatment and monitor the effectiveness of the treatment; computer software for data management in the water treatment and pulp and paper fields; electronic controllers used for processing information in the water treatment and pulp and paper fields; water treatement apparatus for use in industrial water systems to measure and control pH and conductivity of water; electronic water treatment apparatus for feeding chemical to an industrial, commercial or municipal water system in measured amounts; laboratory testing equipment, namely, deposition and corrosion rate testers; mobile laboratory equipped with equipment and instrumentation to monitor and measure pH, conductivity, and chromate concentration of industrial and domestic waters, to conduct inorganic analysis of water and to conduct microbiological testing of water

Metal locks; metal security enclosures, namely, key cabinets, storage tubes and storage boxes for securing keys; metal lockboxes for residential, vehicular, industrial and real estate sales use; metal key cabinets for locking, tracking and storing keys; metal key safes

Computers; electrical arresters; electrical busways; electrical capacitors; electrical fuses; fiber optic cables; lighting controls; LEDs; electrical meters; electrical relays; electrical timers; electrical resistors; electrical solenoids and electrical limit switches; programmable logic controllers; electric lighting controls; LEDs, namely light emitting diodes; electric motor starters; full-voltage manual starters for electric motors; electric reduced voltage starters for electric motors; electric terminal blocks; electric motor controls; electric lighting panelboards; electric power panelboards; electrical wiring fixtures; fuel cells; circuit breakers and disconnects; circuit breaker load centers; circuit closers; circuit interrupters; commutators; contactors; current rectifiers; current limiters; electric contacts; electric collectors; electrical motor controllers; electric inductors; electricity distribution boards and boxes; electricity distribution consoles; electricity switchboards and switchboxes; electrical transformers; lighting panelboards; power panelboards; electrical wires, cables, cords; lighting arrestors; electrical resistors; voltage regulators; computer mouse pads, and component parts of all the foregoing.

Water treatment services, namely, desalination, purification, conditioning, identifying and controlling microbiological organisms, cleaning of ion exchange resins; water treatment membrane regeneration services; chemical control system services for the feeding of treatment chemicals to industrial water systems.

Chemical delivery, storage and handling services in the field of water treatment and pulp and paper making systems.

Rental of portable buildings; Rental of portable modular buildings.

Research, consultation and advisory services all relating to engineering, design and development problems encountered by utility, industrial and commercial companies, governments and individuals; computer equipment leasing; computer programming services for others; computer software design and analysis services for others; computer consultation services; maintenance and updating of computer software and software systems for others; installation of computer software; computer systems analysis and design services for others; network analysis and design services for others; Leasing of medical equipment.

Telecommunications equipment leasing; telephone communications services namely cellular, wireless and satellite; satellite and cable telecommunication and transmission services, namely, local and long distance transmission of voice, data, graphics by means of cable and satellite; providing information about telecommunications; rental of telecommunication and transmission equipment.

Motors and engines for land vehicles, locomotives, automobiles, airplanes and boats and parts therefor; locomotives and parts therefor.

Extruded plastic for use in manufacturing; building insulation; polyurethane film for use in sealing and insulating; resins in extruded form for general industrial use; soundproofing insulation materials for buildings; acoustical insulation for buildings; fiberglass; insulation for buildings; adhesive and rubber sealant and caulking compounds; adhesive sealants for general use; sealants for general use; general purpose silicone rubber sealant.

Inventory control services; consultation in the field of inventory control services; direct marketing advertising for others featuring database marketing; consultation in the field of direct marketing advertising for others featuring database marketing; business reorganization consulting services; truck and automobile fleet management services, namely voyage reporting and invoicing via a global computer network; consultation in the field of truck and automobile fleet management services; business administration consulting services; operation and management of power plants of others; consultation in the field of operation and management of power plants.

Insurance brokerage services, credit agency services in the fields of consumer and commercial credit, credit card services, real estate loan financing services; asset based and private label financing services; financial analysis services; credit card financial services; financial asset management for others; insurance and re-insurance services, namely, underwriting services for all types of insurance; insurance underwriting services in the field of bonds; financial guarantee assurance underwriting services; personal loan financing; acquisition financing services; commercial financing services; commercial real estate agency services; mutual fund investment; financial investment in the field of equity funds, private equity funds and debt investment; joint venture financing, lease-purchase financing; consultancy, advisory and information services relating to all the foregoing services.

Repair, maintenance and installation of machinery, motors, engines, turbines, generators, compressors, locomotives, reactors, electrical equipment, factory automation and control instruments and equipment, electric and gas cooking, heating, refrigerating, washing, drying, air conditioning and ventilating appliances and apparatus, consumer electronic products, electric lighting apparatus and installations, computers, medical equipment and accessories, transit vehicles, off-highway equipment, telecommunication equipment and accessories, including accessories and component parts of all the foregoing; providing repair, maintenance and installation services for gas and steam turbine power plants and for all types of power generation, transmission and distribution plants and facilities including accessories and component parts of all the foregoing; construction equipment leasing; consultancy, advisory and information services relating to all the foregoing services. Service of monitoring, from a remote location, the operating condidions in electric motors, electric generators, compressors, locomotives, nuclear reactors, factory automation equipment, gas and steam turbines, power generation transmission and distribution facilities, electirc and gas cooking appliances, heating appliances and systems, refrigeration apparatus and appliances, air conditioning equipment, ventilating equipment, consumer electronic products, electric lighting installations, computers, medical diagnostic imaging apparatus, computer tomography apparatus, magnetic resonance imaging apparatus, positron emission tomography apparatus, ultrasonic medical apparatus, transit vehicles, off-highway equipment, telecommunication equipment, including accessories and component parts for all of the foregoing, all for the purpose of warning the users of the aforesaid equipment of developing fault conditions that could lead to equipment failures and unscheduled outages.

Chemicals and chemical compositions for use in cleaning steel, aluminum, galvanized and mixed metal surfaces for general industrial use in the manufacture of metal products; chemicals and chemical compositions for use in industry, namely, cleaning agents to remove contaminants from industrial process systems and paint strippers to remove paint from equipment surfaces in paint spray booth operations.

Pharmaceutical and veterinary preparations, medicines and substances; diagnostic agents, preparations and substances for medical purposes; contrast media for medical imaging; diagnostic scanning agents for in vivo use; diagnostic imaging agents for magnetic resonance imaging (MRI); radiopharmaceutical products; radioactive substances for use in nuclear medicine; radioactive pharmaceutical preparations and non-radioactive reagents for producing radiopharmaceuticals for in vivo diagnostic or therapeutic use; gases and gas mixtures for medical imaging; chemical compositions used to inhibit cooling water system fouling due to mollusca and microorganism; bacteriacides, fungicides, and algaecides for use in the treatment of aqueous systems used in the preparation of wood pulp, paper and paper products; compositions for the control of bacteria, fungi, and algae.

Metal locks; metal security enclosures, namely, key cabinets, storage tubes and storage boxes for securing keys; metal lockboxes for residential, vehicular, industrial and real estate sales use; metal key cabinets for locking, tracking and storing keys; metal key safes.

Pumps, namely, centrifugal pumps, diaphragm pumps, bellows pumps and process and transfer pumps; fluid control devices, namely, valves, flow meters, pressure switches, sequence timers, regulators, levelers, ejectors, and electrical controls and switches; fluid separation cartridges and parts therefore, including semi-permeable membranes; filter cartridges for various industrial machines for filtration applications including the filtration of coating solutions for the manufacture of magnetic tape and the filtration of petrochemicals, portable water, beer in the brewing industry, and other specialty chemicals; machines for the feeding and application of chemicals for industrial use.

Fluid filters, liquid filtering separators and gas-liquid filtering separators; apparatus in the nature of filters for removing solids, liquids and vapors from gases.

Software and software programs for industrial, research, and medical use; apparatus for electrophoresis; chromatography columns and pumps; apparatus for microfabrication; apparatus for bioinformatics systems; apparatus for scintillation; imaging apparatus for radioactive and luminescent emissions; synthesis and purification integrated systems; apparatus manufacturing oligonucleotides; apparatus for microarrays; laser based optical systems for digital imaging; microarray slides; laboratory glassware; vials and microvials; microtitre plates; computer software for hospital operating room management; computer software for critical care information management; industrial process control software; computer software programs and program manuals sold as a unit for use in factory management; graphical user interface based computer programs for controlling machines in industrial automation applications; software for creating graphics displays and editing dynamic data interfaces for realtime graphics applications for industrial and business applications; communications software for connecting computer network users; software for plastic injection molding; software for control, monitoring, simulation, communications, data logging and collection, and factory automation; software to integrate manufacturing machine operations, control processes, provide data for visualization, track problems and generate production reports; packaged software for use in the operation and programming of grinding machines in the manufacturing industry; industrial process control hardware, namely, computer monitors; laptop computers, ethernet cards and cables; computer networking hardware, memory cards; microchips; microprocessors; computer network hubs, switches and routers, computer accessories, display devices and terminals; computer whiteboards; system boards and processors; call control, operator interface, gage interfaces and data collectors; control and manufacturing applications, namely, statistical process control, data collection, distributed numerical control; manufacturing execution systems and document management; digital signal processing products and systems, namely industrial automation controls and programmable logic controllers; machine tools, namely, an adaptive control product in the nature of an external controller to optimize machine tool cutting performance of rough and semi-rough cuts; distributed and remote input/output hardware devices, input/output modules, interface modules, power supplies and mounting hardware; digital music players; cellular telephones; intrusion and burglar alarm systems; security devices, namely, programming logic computers, control panels, electronic intrusion detectors, electronic glassbreak sensors, electronic vibration sensors, magnetic contacts for use in security systems, electronic switch plates, electronic motion sensors for alarm systems, electronic motion sensitive switches, hardwire sirens, audio speakers, electronic drivers, access control and alarm monitoring systems; fire, heat and smoke detecting and alarm units; computer card operated access control systems; card readers, card encoders, and encoded cards for use with card operated access control systems; video cameras; video object recognizers; video object trackers; video license plate readers; video alarm verifiers; video face recognizers; video vehicle recognizers; video traffic detectors; video access door controllers; video intrusion detectors; processing hardware and software that analyzes digital video images to automatically extract, record and report intelligence, and remote video monitoring systems for security and surveillance applications; central video monitors; video recorders; cameras; closed circuit video systems; closed circuit video system comprising one or more cameras, and a camera housing; short range, wireless, radio frequency transceivers; power line transceivers; communication control hardware for operating closed circuit camera; communication control hardware, namely keypad controllers, matrix switchers, multiplexers, digital video recorders, integrated pan-tilt-zoom domes, remote video controllers, receivers, electronic alarm, management controls and triggers, and video transmission devices sold separately or as part of a system for operating closed circuit cameras; personal digital assistant devices configured for use by real estate professionals; communications interface devices for use with personal digital assistant devices; fiber-optic transmission systems, namely, fiber optic transmitters, receivers and transceivers used in the transmission of video, audio, and data signals over optical fiber; electrical switches; electro mechanical locks; magnetic locks; electric keys; handheld electronic hardware for receiving, controlling, storing, manipulating, displaying and transmitting data and for operating electronic locks; electronic access cards and readers and encoders therefore; magnetic assess cards and readers and encoders therefore; smart access cards and readers and encoders therefore; proximity cards and readers and encoders therefore; key fobs and readers and encoders therefore; bar code access cards and readers, encoders, card lamination apparatus; access keypads; radio frequency tracking tags; tracking and control system comprising one or more radio frequency tags, transceivers, and sensors used to determine and monitor the location and movement of tangible assets, inventory and individuals; infrared sensors; computer hardware and software for facilities management and controlling facility access systems and components therefore, namely, control panels, access card readers, and equipment and systems for video imaging, video monitoring; digital hard drive recording, network transmission and remote access; networked digital video storage servers, access control and surveillance applications alarm monitoring and security; computer software and hardware for controlling and operating security and access system comprising locks, doors, access, and identification; devices and security enclosures in the nature of boxes for securing keys; surveillance equipment sold individually as components or together as a system comprising one or more surveillance cameras, covert cameras, close circuit television cameras, camera housings, camera mounts, camera lenses, video monitors, video recorders, digital recorders, video storage media, video switches, control panels, keypad controllers, joystick controllers, interface apparatus for alarms and access control equipment, transceivers, receivers, transmitters, signal processors, multiplexers, matrix switches, controllers, control panel housing, switch housing, transformers switches, splitters, coaxial cables, connectors, motion detectors, microphones and speakers; computer user interface software and control software for managing security, fire and access systems; electric locks; hand-held electronic computer and communication hardware for receiving, controlling, storing, manipulating, displaying and transmitting data for operating electronic locks; electronic key fobs, readers and encoders; magnetic data carriers; data processing software and computer hardware; power supplies, namely batteries, rectifiers/voltage/current regulators and transformers; control panels - namely, electronic apparatuses adapted to electrically monitor a pre-determined activity and activate a burglar alarm; siren speakers; and electronic siren drivers - namely, tone generators and amplifiers adapted to be used for sirens; computer software to control communication hardware for operating and controlling closed circuit cameras; switch units incorporating magnetically actuated reed switches for use in burglary and fire sensing alarm systems, in industrial position sensing apparatus, in revolution counters, in equipment cabinet safety interlock systems, in industrial position controlling apparatus, in electrical cables and in pump and valve controlling apparatus and home security alarm systems; electrical and electronic checking apparatus for screening individuals, baggage, and cargo for the presence of particular substances; electrical and electronic checking apparatus for screening individuals, baggage, and cargo for the presence of explosives and/or narcotics; apparatus for detecting presence of explosives and other contraband; water filtering units for domestic, commercial and industrial use; waste water purification units; water purifying units for potable water for domestic, commercial and industrial use; time or condition sensing apparatus for initiating and controlling regeneration or backwash cycles for water treatment equipment; control valves for water conditioning and water filtration equipment; fluid separation units, namely industrial fluid filters; recycling units, namely, fluid purification units; bioreactors for culturing cells; water treatment equipment, namely, filter cartridges; water treatment equipment for household use, namely, water softeners and water conditioners; media filters and depth filters for removing sediments, iron, sulfur, tastes and odors from water; reverse osmosis water purification; depth filter units and depth filter cartridges for liquid and air filtration for domestic, industrial, and commercial use; portable analytical instruments; namely, a probe with a microprocessor based data conversion logger for measurement of organic and inorganic chemicals in water; filters and filter housings for laboratory use; fluid separation apparatus for laboratory use; membrane filters for laboratory use; silt density measuring device; deionization units for laboratory use, filters and filter housings for laboratory use; fluid separation apparatus for laboratory use; membrane for laboratory use; fluid flow control devices, namely, pumps, valves, flow meters and regulators for laboratory use; ozone monitors; laboratory equipment, namely, porous microtiter plates for use in cell biology and other life science applications; disposable cartridge filters for industrial use; electronic water and process treatment controls, namely, apparatus for use in the treatment of commercial and industrial water systems, boiler water systems, cooling water systems, and closed water systems, pulp and paper processing systems, fuel processing systems, and metal processing systems to analyze the chemistry of the system, determine the proper treatment program, apply the desired treatment and monitor the effectiveness of the treatment; computer software for data management in the water treatment and pulp and paper fields; electronic controllers used for processing information in the water treatment and pulp and paper fields; apparatus for use in industrial water systems to measure and control ph and conductivity; apparatus for feeding chemical to an industrial, commercial or municipal water system in measured amounts; electronic test apparatus for use in water treatment; laboratory testing equipment-namely, deposition and corrosion rate testers; mobile laboratory equipped with equipment and instrumentation to monitor and measure ph, conductivity, and chromate concentration of industrial and domestic waters, to conduct inorganic analysis of water and to conduct microbiological testing of water.

Test kits for clinical medical use including test tubes, test plates and indicator charts for evaluating test results; medical apparatus and accessories systems for the dispensing of measured unit doses of pharmaceutical preparations; vials; cannulas; syringes; injectors; cartridges; pre-filled vials containing medical diagnostic reagents; pre-filled cartridges containing chemical solutions for medical use; pre-filled cylinders containing gases and gas mixtures for medical use; infusion pumps for intravenous administration of fluids; needles for medical purposes; implantable radiation therapy devices consisting of encapsulated radioisotope brachytherapy sources; radiation therapy delivery system consisting of radioactive seeds and a bio-absorbable carrier assembly; cardiac output monitors; heat and moisture exchangers; bacteria filters; gas analyzers for medical purposes; anesthesia record keeping and data management systems and patient monitoring systems, namely, gas monitors, pulse oximeters, multiparameter monitors, ECG monitors, invasive and non-invasive blood pressure monitors, neuromuscular transmission monitors, metabolic monitors and spirometers for anesthesia, intensive care and diagnostic applications; anesthesia machines and ventilators; intensive care and anesthesia accessories for single patient use, namely, gas sampling lines, airway adapters, breathing circuits, spirometry sensors and tubes, tubes, water traps, pulse oximetry sensors, non-invasive blood pressure cuffs, flushing sets, anesthesia masks, carbon dioxide absorbers, temperature probes and nebulizers; central nervous system monitors; gastrointestinal tonometers.

Fluid separation units; fluid concentration units; fluid recycling units; polymeric membrane material for use in the separation of fluids; filter apparatus used for filtering solids from gases and liquids or filtering liquids from gases, and for filtering one immiscible liquid from another; spirally-wound elements or cartridges contained within a tubular plastic sleeve for concentrating products and removing impurities in fluid treatment systems; water conditioning units for residential purposes; reverse osmosis modules and membranes therefore; water purification units and systems consisting of clarifiers, electro deionization systems, condensate polishers, vacuum degasification units, ultra filtration units, ultraviolet sterilizers, ion exchangers, acid and caustic regeneration systems, reverse osmosis systems, forced draft decarbonator units, filters, chemical feed systems and bulk storage units, sold with automatic controls and instruments to monitor operating parameters of the units and systems electrochemical liquid purification units for use in the industrial, commercial and municipal sectors.