Biological Oxygen Demand (BOD)

Validity Of BOD Test for

March 28, 2014 Anand Paul 0

Validity Of BOD Test for Waste-water Released to Marine Ecosystems Submitted by T. Sunder Rami Rreedy Introduction Cities have resulted in faster growth rate, 17 […]

Trickling Filters

Trickling Filters & Advantages

March 21, 2014 Johnny 0

Trickling Filters What Are Trickling Filters? •Fixed media treatment system •Waste water is distributed over media colonised by micro-organisms •Consists of a  bed of highly […]