residue. noun remainder, remains, remnant, leftovers, rest, extra, balance, excess, surplus, dregs, residuum She loaded the residue of lunch onto a tray.
Best Answer: Boogers are made of dried mucous, dust,pollen and anything unwanted breathed up your nose. Eating boogers is said to boost your immune system when your a kid. But adults should just use a handkerchief.
Story at-a-glance 1  -. Eating your boogers may help introduce pathogens from your environment to your immune system, helping it to learn and build defenses, according to a new theory in support of the hygiene hypothesis.