Purify the water with a dense stalk
Using moringa seed meal (Moringa oleifera) to kill bacteria, clean drinking water for people is a new study of Pennsylvania State University (USA).Experimental application of water vaporization nanoparticle technology
Last year, researchers at Rice University announced a method to evaporate water with particles that absorb sunlight.Clean water with scrap glass
Removable glass can be reused to remove contaminants from groundwater, making water cleaner.