Make a Comment • Email Link • Send Letter to Editor IPFS News Link • Environment Water Purification with Cactus Gum 05-13-2010 • arclein FORGET expensive machinery, the best way to purify water could be hiding in a cactus. It turns out that an extract from the prickly pear cactus is effective at removing sediment and bacteria from dirty water. Watch Streaming Broadcast Live: LRN.fm Watch live shows and archives TV Live Chat Telegram Share this page with your friends on your favorite social network: