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activated sludge
gen.	Aktivschlamm m; Belebtschlamm Abwasserreinigung
agric.	aktiver Schlamm
chem.	Rücklaufschlamm m
life.sc., environ.	aktivierter Schlamm; belebter Schlamm; biologischer Schlamm
nat.res.	Bioschlamm m
tech.	Belebtschlamm m
water.suppl.	aktiver Niederschlag
activated sludge Sludge that has been aerated and subjected to bacterial action; used to speed breakdown of organism matter in raw sewage during secondary waste treatment
environ.	Belebtschlamm m

activated sludge: 50 phrases in 6 subjects

Construction	14
Earth sciences	1
Environment	14
General	3
Life sciences	3
Natural resourses and wildlife conservation	15