The main purpose of a sand filter is to collect stormwater, rid it of pollutants, and then discharge the water into the storm sewer system. First, water is routed from an impervious surface to the ...

Traditional water filters struggle to remove smaller PFAS molecules, but a new Monash-designed filter changes that.

Biofiltration as a treatment technology in water and wastewater purification. The arrow indicates the direction of water flow. Biofilters contain filter medium grains (e.g., sand, granular ...