Adsorption apparatus for generating hydrogen; Adsorption apparatus for generating oxygen; Air cleaning units; Air filtering installations; Air sterilizing apparatus; Apparatus for drying animal feed; Automobile lights; Barbecues and grills; Bath installations; Camping stoves; Candle lamps; Cooking ranges; Decorative water fountains; Electric fans; Electric lamps; Household air cleaners; Projection spotlights; Sanitizing apparatus