Podcast: Removing oil from water using aloe vera

Uttam Manna - Podcast-Optimized Uttam Manna of IIT Guwahati explains how his team synthesised an extremely oil-repelling (super oleophobic) membrane using an aloe vera gel-based coating modified with some molecules to remove oil from water. The membrane could be reused at least 25 times to separate light and heavy oil from water with the efficiency of separation remaining above 97%.