Craft projects to make using Citric Acids

Citric acid is a weak organic acid with the formula C₆H₈O₇. It is a natural preservative/conservative and is also used to add an acidic or sour taste to foods and drinks. In biochemistry, the conjugate base of citric acid, citrate, is important as an intermediate in the citric acid cycle, which occurs in the metabolism of all aerobic organisms. It consists of 3 carboxyl groups. Citric acid is a... From Wikipedia