500
Parts of milk are made into many things that have nothing to do with food. Among these are cold-water paints, face creams, buttons, combs, knife and brush handles, medicines, and toys. It has many more _______ than most people ever dream of. Think of that the next time you drink a glass of milk.
A. seats
B. uses
C. pictures
D. colors
E. fun
What is B. uses