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trickling filter
amer.	Tropfkörper m
chem.	Abtropffilter n; Tropfkörper m (Tropfkörperreaktor/ Rieselfilmreaktor)
ecol.	Rieselbettreaktor m; Rieselstromreaktor m
environ.	Biofilter n
med.	Perkolationsfilter n
phys.	Filterglocke f
plastic filled trickling filter
gen.	Kunststoff- Tropfkörper
trickling filter A system of secondary sewage treatment which is similar to self-purification action of streams; it is more accurately a biological oxidizing bed; the effluent is placed on the stones in the bed and microorganisms present consume the solids as a food supply
environ.	Biofilter n
English thesaurus
Trickling Filter
abbr., mil., WMD	TF

trickling filter: 14 phrases in 4 subjects

Chemistry	2
Construction	2
Environment	3
Natural resourses and wildlife conservation	7