Milk is an almost ideal food. It has high nutritive value. It supplies body building proteins, bone forming minerals and health giving vitamins and furnishes energy giving lactose and milk fat.
Pasteurization: The term pasteurization refers to the process of heating each & every particle of milk to at-least 63° C for 30 minutes, or 72° C for 15 seconds in approved and properly operated equipment. After pasteurization the milk is gradually cooled to 5° C or below.