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bacterial bed; biological filter; percolating filter; trickling filter | |||
dripper; trickle filter; trickling biofilter | |||
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bacterial bed A device that removes some suspended solids from sewage. Air and bacteria decompose additional wastes filtering through the sand so that cleaner water drains from the bed; bacterial bed |
lecho bacteriano : 12 phrases in 1 subject |
Environment | 12 |