sparging

v. scatter, sprinkle; agitate a liquid by way of compressed air or gas going in through a pipe

The term sparging may mean:Sparging (beer), a process used in brewing beer.Sparging (oils), a process used in edible oilsSparging (chemistry), a process used in chemistry.
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Noun
1. the act of sprinkling or splashing water; "baptized with a sprinkling of holy water"; "a sparge of warm water over the malt"
(synonym) sprinkle, sprinkling
(hypernym) watering
Verb
1. agitate by introducing air or compressed gas; "sparge the water"
(hypernym) shake, agitate
2. scatter with liquid; wet lightly; "Sprinkle the lawn"
(synonym) sprinkle, besprinkle
(hypernym) wet

spraying; a sparger on a fermentor sprays air into the broth.