Meaning & use

Ammonia

noun·Everyday

Last updated

A colorless gas with a strong, sharp odor, composed of nitrogen and hydrogen, widely used in cleaning products, fertilizers, and industrial processes.

See it in a sentence

She diluted the ammonia with water before using it to clean the windows.

Ammonia is a key ingredient in the production of nitrogen-based fertilizers.

A note on using this word

Its chemical formula is NH3; mixing ammonia-based cleaners with bleach produces toxic fumes and should always be avoided.

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