Before filtration (left). After filtration and back-flushing (right).
Backflushing is the process that reversal of material to flush any contaminants that have been built up through filtering.
Before filtration (left). After filtration and back-flushing (right).
Backflushing is the process that reversal of material to flush any contaminants that have been built up through filtering.
The purpose of the colilert test is to detect total colliform and E. coli, both forms of fecal indicator bacteria.