Alum is a salt that in chemistry is a combination of an alkali metal, such as sodium, potassium, or ammonium and a trivalent metal, such as aluminum, iron, or chromium.
USDA allocates a share of the anticipated U.S. sugar market to sugar producers annually. This allotment basically determines the amount of sugar an individual company is allowed to sell that year. However, these allotments can be, and often are, adjusted based on harvest conditions.
Sugar cane is the source of sugar in all tropical and subtropical countries of the world. Estimates for 1966 and 1967 indicate world production of cane sugar was between 40 and 41 million tons.