Electronic apparatus and instruments, namely, electronic apparatus and instruments for use in the chemicals, oil, gas and power generation industries, namely, nuclear level gauges, vibration monitoring apparatus and instruments comprising vibration meters, accelerometer probes, capacitance-based filling level detectors and power frequency detectors and switches; electrical apparatus and instruments for use in the chemicals, oil, gas and power generation industries, namely, temperature thermocouples, pressure transducers, circuit breakers, cogeneration powered electrical generators, transformers, electrical distribution apparatus and instruments, namely, power distribution panels, electrical switchgear, namely, voltage boosting devices for electric power lines, AMP indicators and voltage indicators; scientific apparatus and instruments, for use in the chemicals, oil, gas, and power generation industries, namely, Izod impact testers, Charpy impact testers, nuclear magnetic resonance spectrometers, tensile test apparatus and instruments comprising electronic apparatus for testing and measuring tensile characteristics of industrial materials, electron microscopes, PH test apparatus, namely, conductivity PH meters and PH meters for measuring temperature, conductivity meters, chlorine meters and electronic apparatus for testing the alkalinity of industrial materials; laboratory apparatus instruments, for use in the chemicals, oil, gas and power generation industries, namely, Fourier Transform Infrared spectrometers, melt indexers in the nature of plastometers, capillary rheometers, x-ray fluorescence spectrometers, gas chromatographs and liquid chromatographs; surveying machines and instruments; photographic apparatus and instruments, namely, photographic cameras, photographic exposure meters, photographic filters, photographic slides, photographic flash bulbs; cinematographic machines and apparatus, optical apparatus and instruments, namely, optical apparatus and instruments for use in the chemicals, oil, gas and power generation industries, but not including video cameras for dental purposes, namely, optical microscopes, optical colorimeters, optical haze/clarity meters, particle size analyzers, pellet counters, turbidity meters and optical level switches; weighing apparatus and instruments; measuring apparatus and instruments, namely, measuring apparatus and instruments for use in the chemicals, oil, gas and power generation industries, namely, dry additive scales, bulk weight systems comprising scales, railcar scales, truck scales and electrical load cells; signaling apparatus and instruments, namely, signaling apparatus and instruments for use in the chemicals, oil, gas and power generation industries, namely, coriolis flow meters, orifice plate flow meters, high/low level switches for monitoring and controlling liquids, powders or pellets in tanks, vessels, containers or silos, hydrocarbon detectors and smoke detectors; supervision apparatus and instruments, namely, for use in the chemicals, oil, gas and power generation industries, namely, distributed control apparatus and instruments comprising micro-processor based hardware and software used to monitor the status of industrial processes, namely, power generation, electrical distribution and oil and gas processing, programmable logic controllers, data archiving apparatus and instruments comprising electronic recorders for storing and archiving information related to power system faults and laboratory information, infrared flame detectors, remote cameras, video monitors and personnel mustering apparatus and instruments comprising electronic card and badge readers and scanners; apparatus and instruments for conducting, switching, transforming, accumulating, regulating and controlling electricity, namely, electrical switches, electrical conductors, electrical transformers and voltage regulators; apparatus for recording, transmission and reproduction of data, sound and images; magnetic data carriers, namely, blank magnetic data carriers; recording discs, namely, blank record discs, blank recordable DVDs, blank recordable CDs, blank recordable optical discs; data processing apparatus and instruments, namely, computers, interface cards for data processing equipment in the form of printed circuits; computer hardware; computer software, namely, computer software for use in the chemicals, oil, gas and power generation industries for scheduling, monitoring, analyzing, controlling and recording production processes and controlling inventories, but not including computer software for dental use; fire-extinguishing apparatus