Safety lamps; fluorescent lamp tube; soldering lamps; gas lighters; water heaters; electric water heater; cooling installations for water; ice boxes; cooling appliances and installations; refrigerators; air cooling apparatus; filters for air conditioning; air filtering installations; air purifying apparatus and machines; cooling vats for furnaces; coolers for furnaces; furnaces; heating installations; spa bath fittings; solar-energy water heater; filters, parts of household or industrial installations; filters for drinking water; footmuffs, electrically heated; radiators, electric; gas lighters; installations for processing fuel and nuclear moderating material