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.
A biochemist from the University of Saskatchewan has theorized that nasal mucus -- commonly known as boogers -- has a sugary taste that's meant to entice children to... have a snack. But this may actually help introduce pathogens into the child's immune system that will strengthen their body's natural germ defense.