Aerogen

/ˈɛəroʊdʒɛn/ noun

Definition

An organism or substance that produces or generates gas, especially one that produces air-filled spaces in sediment or living tissue.

Etymology

From aero- (air) and -gen (producer, generator). Used in geology and microbiology to describe organisms or processes that create gaseous bubbles.

Kelly Says

Aerogens in swamp sediments create gas-filled pockets that allow certain plants to float and bog vegetation to feel bouncy underfoot—basically tiny gas factories working beneath the mud!

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