Electronic equipment for controlling and treating water, namely, electrical integrated control systems for use in the field of waste water treatment, water treatment equipment, being fertilizer injection units, namely, devices connected to a water distribution line, which automatically injects a predetermined proportion of fertilizer into an irrigation system used by a greenhouse complex; scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking (supervision), life-saving and teaching apparatus and instruments, namely, surveying instruments, photographic cameras, cinematographic cameras, optical sensors, apparatus and instruments for weighing, water filter controllers and computer software for detecting and measuring water quality, cables for optical signal transmission, technical measuring, testing and checking apparatus and instruments for measuring, testing and checking the temperature, pressure, quantity and concentration of gas and liquids, life saving rafts, educational kit comprising DVDs featuring secondary level curriculum on all scientific disciplines, along with teacher guides, sold as a unit; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, namely, electricity conduits, electricity limiters, electricity router for managing and optimizing energy loads within a building, electricity distribution units comprising power strips, surge protectors or electrical power distribution apparatus, measuring apparatus, namely, clamp meters for measuring electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, namely, blank magnetic data carriers, prerecorded magnetic data carriers featuring water treatment information, electricity management instruction; recording discs, namely, pre-recorded video discs, video recording and video tapes featuring water treatment instruction and electricity management instruction; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus

Water treatment apparatus, namely, clarification and thickening machines for use in treatment of liquids in the nature of water, waste water and industrial water, cartridge filtration units, chemical sterilization units, reverse osmosis filtration units, ultraviolet sterilization units, water filtration units, reverse osmosis units; apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes, namely, electric lighting fixtures, steam heating apparatus for industrial purposes, steam generating installations, industrial cooking ovens, refrigerating machines and installations, dryers for the removal of water vapor from compressed air and gases, ventilating exhaust fans, regulating accessories for water supply, namely, metered valves, sanitary installations in the nature of steam rooms

Engineering, industrial research and development services in the field of electronics and electrical systems; testing and inspection of electromechanical products; design of mechanical and electromechanical apparatus and instruments for others; design and testing of new products for others; industrial design; design of electronic goods and electronic and electrical systems; technical engineering services, namely, engineering surveying; engineering project design