Potassium bentonite

Potassium bentonite Also known as potash bentonite or K-bentonite. potassium bentonite is a potassium-rich clay formed from alteration of volcanic ash

Bentonites are used for decolorizing various mineral, vegetable, and animal oils. They are also used for clarifying wine, liquor, cider, beer, mead, and vinegar.

The main uses of bentonite are for drilling mud, binder (e.g. foundry-sand bond, iron ore pelletizer), purifier, absorbent, and as a groundwater barrier