recycle – v. to make something new from something that has been used before
Styrofoam – n. used for a type of plastic that is light and usually white
bran – n. the outer coat of the seed of a grain
carbon dioxide – n. a gas that is produced when people and animals breathe out or when some fuels are burned
pill – n. a small, rounded object that you swallow and that contains medicine
digest – v. to change food that you have eaten by a biological process into simpler forms that can be used by the body