Low-cost filters use plant waste to remove heavy metals from water

When cooking oil is extracted from peanuts and sunflower seeds, a waste product known as oilseed meal is left behind. New research shows that proteins harvested from that meal can be used to filter heavy metals out of contaminated water.Continue Readin… Continue reading Low-cost filters use plant waste to remove heavy metals from water

Slow sand filter cleans 99.9 percent of nanoplastics from drinking water

Today’s filtration technologies do a wonderful job of producing potable water, but the spread of plastic waste throughout the environment means there are new threats to contend with. A new study has investigated the performance of different techniques … Continue reading Slow sand filter cleans 99.9 percent of nanoplastics from drinking water

Cheap gel film pulls buckets of drinking water per day from thin air

Water scarcity is a major problem for much of the world’s population, but with the right equipment drinking water can be wrung out of thin air. Researchers at the University of Texas at Austin have now demonstrated a low-cost gel film that can pull man… Continue reading Cheap gel film pulls buckets of drinking water per day from thin air