Wednesday, May 22, 2013

Your mouth produces 1 liter (1.8 pints) of saliva a day.

Spit is 99.5% water, while the other 0.5% consists of electrolytes, mucus, glycoproteins, enzymes, and antibacterial compounds.

Your mouth produces 1 liter (1.8 pints) of saliva a day.

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