1 It is aluminum potassium sulfate. 2  This is the type of alum that you find in the grocery store for pickling and in baking powder. 3  It is also used in leather tanning, as a flocculant in water purification, as an ingredient in aftershave and as a treatment to fireproof textiles. 4  It's chemical formula is KAl(SO 4) 2.
1 The sugar that is white sugar is the same as that in raw sugar and treacle â but raw sugar and treacle contain other things which make them a brown colour and taste different.  Sugar is made from sugar beet or sugar cane by refining it. This is done in a factory called a refinery.
To understand this, itâs a good idea to start with the origins of sugar, which comes in many different forms. Common white table sugar, called sucrose, is made of two simpler sugars, fructose and glucose, joined together. Sucrose, which is naturally white, is usually derived from sugar cane or sugar beets.