9 Signalling, checking, supervision, life-saving apparatus, namely, signaling buoys, fire escape stairs, electric conductors, infrared cameras, fire hose nozzles, fire engines; apparatus or instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, namely, electrical switches, electric voltage transformers, adapters, electricity limiters; fire extinguishing equipment, namely, [ fire blankets, ] fire engines with bucket pumps; stirup pumps; portable fire pumps, namely, fire extinguishers; fire engines; fire hose nozzles, namely, extinguishing-agent ejectors; protective clothing, namely, clothing for protection against fire, clothing for rescue services in the nature of clothing for protection against radiation, protective suits for protection from gas, chemicals, biological and chemical contamination, heat in the nature of spontaneous flash in industrial environments, shoes and boots for protection against fire and chemical contamination; protective work gloves; safety equipment, namely, fire escape ladders for the fire brigade; electrical and electronic fire-extinguishing equipment and apparatus, namely, fire alarms; signalling equipment and warning devices, namely, electric warning lights, electronic warning horns, safety bracelets with warning whistles attached, vehicle breakdown warning triangles and flags; instruments for charging batteries; portable and wheeled fire extinguisher; water-bearing fittings, namely, automatic solenoid valves; couplings for the connection of pipelines of gaseous and liquid substances, namely, couplings specially designed to connect fire hoses; protective helmets; breathing apparatus, namely, breathing apparatus for divers in the nature of rebreathers; measuring devices, namely, gas measurement equipment; detector for chemicals not used for medical purposes; radiation gauges; temperature measuring devices; portable photography equipment, namely, lamp tripods; electric cable drums in the nature of electric cable reels