Cactus goo purifies water | Science News

Be a Champion for Science

Get your subscription to

Science News when you join.


News

Cactus goo purifies water

By
1:53pm, September 13, 2005

From Washington, D.C., at a meeting of the American Chemical Society

Many Mexican communities have drinking water laced with unsafe levels of arsenic and unappealing amounts of sand and other solids. To make the water cleaner, Norma Alcantar, a chemical engineer at the University of South Florida in Tampa and her colleagues are working on an environmentally benign filtering process based on a plant found all over Mexico: the nopal cactus or prickly pear.

This article is available only to subscribing members. Join the Society today or Log in.

Get Science News headlines by e-mail.

More from Science News