In summers,if milk is not refrigerated,it becomes sour.Which of the following is added by milkmen to fresh milk to prevent the milk from spoiling?
A.Caustic soda B.Potash alum C.Baking soda D.Lime water
In summers,if milk is not refrigerated,it becomes sour.Which of the following is added by milkmen to fresh milk to prevent the milk from spoiling?
A.Caustic soda B.Potash alum C.Baking soda D.Lime water