Apparatus for cooking, namely, cooktops; Apparatus for the exchange of substances and heat for use in the production of steam, for use in cooking and for use in refrigeration; Brackets for gas burners; Electric egg steamers for household purposes; Electric food steamers; Electric grills; Electric rice steamers; Electric indoor grills; Exhaust hoods for kitchens; Extractor hoods for kitchens; Filters for air extractor hoods; Food steamers, electric; Gas burners; Gas burners for domestic use; Grill accessories, namely, charcoal grill conversion units for converting charcoal grills to electric smokers; Hoods for ranges; Microwave ovens for cooking; Microwave ovens for household purposes; Oven ventilator hoods; Range hoods; Ventilation fan accessories, namely, grilles; Ventilation hoods; Combination microwave and convection oven; Combination microwave/convection oven; Multi-purpose, electric countertop food preparation apparatus for cooking, baking, broiling, roasting, toasting, searing, browning, barbecuing and grilling food; Oil and gas burners for domestic use