9 Scientific, surveying, weighing, measuring, checking supervision, life-saving and apparatus and instruments, namely, electronic analyzers for measuring, testing and detecting contaminants and environmental pollutants, coordinate measuring machines, gas sensors for measuring gas concentration, measuring apparatus for temperature and humidity levels in gases and solid substances, automotive measuring instruments, namely, water temperature gauges, air fuel/ratio gauges, boost gauges, vacuum gauges and exhaust gas temperature gauges, flow switches for monitoring and controlling the flow of gases or liquids; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, namely, electricity conduits, electricity limiters; apparatus for recording, transmission or reproduction of sound or images; blank magnetic data carriers, blank recording video discs; data processing equipment, namely, data processors and computers; fire extinguishers