An ammonia solution is a clear, colorless liquid created by dissolving ammonia gas (NH₃) in water. It is commonly known as household ammonia when diluted.

Its key characteristics are:

Strong, Pungent Odor: It has a very sharp, distinctive, and choking smell.

Alkaline: It is a common base or alkali, effective at cutting through grease and grime.

Uses: Widely used as a cleaning agent, a stain remover, and in various industrial processes.