Anhydrous ammonia, or NH3, is a clear, colorless gas. It is also a liquid if stored under pressure, according to the CDC . It’s a toxic gas or liquid that is corrosive if concentrated.

Anhydrous ammonia is one of the most widely used industrial chemicals in the U.S. according to the American Chemical Society. The colorless gas composed of nitrogen and hydrogen (NH₃) is used in ...

TIPTON, Mich. — Anhydrous ammonia is one of the most widely used industrial chemicals in the U.S. according to the American Chemical Society. The colorless gas composed of nitrogen and hydrogen ...