Daily Archives: August 17, 2016

Composition of a Teardrop
What Are Tears Made Of? Although it’s common to study the chemical composition of blood or urine, a lot of people forget about the composition of a teardrop, even though we’d be miserable without tears. Tears nourish and moisturize the eyes, plus they rinse away dust and foreign matter. Although […]

Chemical Composition of a Teardrop