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.
Answer Wiki. Sugar cane is not a commodity traded globally and subject to the dynamics of a global market such as cereals. The perishable nature of sugar cane limits the market to the region of production. Sugar cane produced in the United States is consumed in the Unites States.