Using Rust To Remove Arsenic From Water

Scientists have been using tiny particles of rust to draw arsenic out of water (Source: Roger McLassus at Wikimedia Commons)

You might be surprised to hear that a lot of drinking water has arsenic in it. It’s a problem all over the globe, especially when drinking water comes from deep under the ground. Julie Grant reports that some researchers are using tiny particles - at the nano-scale - and plain old rust, to remove arsenic from the water:

Info on the project from Rice University

Info from the National Science Foundation

Producer: Julie Grant
Release Date: June 8, 2009
Running Time: :47