activated sludge
activated sludge · activated sludges
Sewage that has been aerated and agitated in order to promote the growth of beneficial…Sewage that has been aerated and agitated in order to promote the growth of beneficial microorganisms that break down organic matter.
Meaning
1 senses(countable, uncountable)Sewage that has been aerated and agitated in order to promote the growth of beneficial microorganisms that break down organic matter.
Forms
plural: activated sludges| Singular | activated sludge |
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| Plural | activated sludges |
regular
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable