Air purifying apparatus and machines; Alcohol burners; Electric grills; Electric night lights; Folding portable charcoal, propane and gas fired barbecues, stoves, and grills; Furnace boilers; Gas burners; Gas stoves; Kerosene stoves; Lanterns for lighting; Lawn sprinkler systems comprising pumps, valves and filters; Portable headlamps; Portable stoves; Solar furnaces; Stoves being heating apparatus