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; distributors for water and foam in the nature of 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