Tropical Fish Word of the Day: Airstone
Expand your tropical fish vocabulary with the FishChannel.com Tropical Fish Word of the Day.
Airstone (n.) – An airstone is a piece of aquarium equipment used to diffuse the air from an air pump into the aquarium water. It makes large bubbles that come from an air pump into many smaller bubbles. Airstones bring oxygen and water movement to the aquarium.
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Tropical Fish Word of the Day: Airstone