Potassium benzoate is a synthetic compound in some foods and drinks. Very small amounts can be safe to consume. Many foods, cosmetics, pharmaceuticals, and hygiene products contain potassium benzoate.

In 1807AD, potassium was first prepared by English chemist Sir Humphrey Davy. Davy melted a small amount of potash, and an passed electric current through it. He discovered that a small liquid droplet ...

In 2007, Chinese authorities pulled a batch of imported snack chips from store shelves because they believed the chips contained potassium bromate, a food additive banned in China. The chips' country ...