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.
â¢ Starch is a complex carbohydrate, whereas sugar is a simple carbohydrate. â¢ Starch is made up of long chains of simple sugar called glucose, whereas sugar can be made up of either a single sugar molecule or two simple sugar molecules linking together by a glycosidic bond.tarch vs Sugar. Starch and sugars are two types of carbohydrates found in food. Carbohydrates are the organic compounds, made up of carbon (c), hydrogen (H), and oxygen (O) in the ratio of one oxygen atom and two hydrogen atoms for every one carbon atom (CH 2 O).