Orange (fruit) orange juice between the São Paulo and mid-south Florida areas makes up roughly 85% of the world market. Brazil exports 99% of its production, while 90% of Florida's production is consumed in the United States. Orange juice is traded internationally in the form of frozen, concentrated orange juice to reduce the volume used so that storage and transportation costs are lower. Oranges, whose flavor may vary from sweet to sour, are commonly peeled and eaten fresh or squeezed for juice. The thick bitter rind is usually discarded, but can be processed into animal feed by desiccation, using pressure and heat.
Orange juice increases the soluble solid portion of the juice from 12 °Brix to 60-70 °Brix. The concentrated juice is held in a cold wall tank and is stored at or below 35 °F to prevent browning and development of undesired flavors. Next, a small amount of fresh juice is added to the concentrated juice to restore natural and fresh flavors of orange juice that have been lost through the concentration process. Specific cold-pressed orange oils are used to restore the lost aroma and volatile flavors. After the addition of fresh juice, the brix content is reduced to 42 °F. The fresh