Bicarbonate of Soda, Baking Soda, Bicarb, whatever you want to call it, this is a great versatile addition to your household. It can neutralise acid, scrub shiny materials without scratching, deodorise, and extinguish grease fires. It can be used as a deodoriser in the refrigerator, on smelly carpets, on upholstery and on vinyl. It can help deodorise drains. It can clean and polish aluminium, chrome, jewellery, plastic, porcelain, silver, stainless steel and tin. It can soften fabrics and remove certain stains and also soften hard water. Bicarbonate of soda, or baking soda, is used to raise soda breads and full-flavoured cakes such as gingerbread, fruit cake, chocolate cake and carrot cake. It needs an acid (as well as moisture) to activate it so is often combined with cream of tartar, yoghurt, buttermilk or milk.