Alum powder is a crystalline powder that is most commonly used in pickling; it keeps pickles firm and crispy. THIS ALUM WILL NOT GROW CRYSTALS. Alum powder is often used to firm and crispen pickles by letting them soak in a sealed brine solution of water, vinegar, salt, spices, and alum powder for several weeks.
Glucose. Glucose (Glc), a monosaccharide (or simple sugar), is an important carbohydrate in biology. The living cell uses it as a source of energy and metabolic intermediate. Glucose is one of the main products of photosynthesis and starts cellular respiration in both prokaryotes and eukaryotes.glucose.-glucose is a short form of dextrorotatory glucose. It is one of the two stereoisomers of glucose, and is the one that is biologically active. It occurs in plant s as a product of photosynthesis. In animals and fungi, it is the result of the breakdown of glycogen.
Definition of sugar: A sugar is a carbohydrate that is soluble in water Sugars are usually crystalline and have a sweet taste. Chemicals that are sugars often have names ending in -ose. For example, note the suffix -ose in fructose, glucose, galactose, sucrose, lactose, and maltose.efinition of sugar : A sugar is a carbohydrate that is soluble in water. Sugars are usually crystalline and have a sweet taste. Chemicals that are sugars often have names ending in  -ose .