Apparatus for the exchange of substances and heat for use in the production of steam, for use in cooking and for use in refrigeration; Aquarium lights; Automatic flush valves for toilets; Automotive lighting headlights for vehicles; Baking ovens; Bathroom heaters; Bicycle lights; Bread baking machines; Ceiling lights; Chandeliers; Dripper irrigation systems, comprised of valves, filters and regulators; Electric hot-water bottles; Electric torches for lighting; Heating systems for residential ...