9 Weighing, measuring, signalling, checking and supervision apparatus and instruments, namely, Weighing apparatus and instruments, Measuring apparatus for temperature and humidity levels in gases and solid substances, Distance measuring apparatus, Signal conditioning and communication devices for industrial process control, Signal whistles, Technical measuring, testing and checking apparatus and instruments for measuring, testing and checking the temperature, pressure, quantity and concentration of gas and liquids; apparatus and instruments for conducting, switching, transforming, storing, regulating and controlling electricity, namely, capacitors, axial capacitors, radial capacitors, coaxial capacitors, tubular capacitors, air capacitors, Foil elements being circuits for heating or electrical conduction, Conductive fibers being fibers for conducting electrical charges and static electrical charges, Electric current switches, Electric voltage transformers, Apparatus and instruments for conveying, distributing, transforming, storing, regulating or controlling electric current; Downloadable computer software for use as a spreadsheet, word processing; Downloadable computer programs for use in database management, use as a spread sheet, word processing; electrical connectors; electricity indicators, namely, Electrical conductivity monitor for monitoring conductor ampacity in overhead transmission lines, Electric or electronic sensors for electric current; electrical installations for the remote control of industrial operations; coolant-temperature sensors; refrigerant meters; refrigerant scales; Downloadable sensory computer software for use as a spreadsheet, word processing; electrical controllers; thermal controls, namely, thermostats; programmable electronic controllers for controlling electrical current; electronic controls for controlling electrical current; electronic control units for controlling electrical current; wireless controllers to remotely monitor and control the function and status of other electrical, electronic and mechanical devices or systems, namely, remote metering systems, gas and liquid cylinders, vehicle tracking devices, energy and utility systems, security systems, lighting systems; sensors for use in the control of engines, namely, Temperature sensors, Pressure sensors, Oil level sensors, Liquid level sensors, Coolant-temperature sensors; electronic control sensors for electric current for motors; central processing unit coolers; all the aforesaid goods, in particular exclusively for refrigerating plants and refrigeration circuits