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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