Banana peels can be used to purify drinking water contaminated with toxic heavy metals such as copper and lead. According to a February 2011 study published in Industrial & Engineering Chemistry Research, researchers from the Bioscience Institute at Botucatu, Brazil, indicates that banana skins are better than conventional purification agents. Traditionally water purifiers like aluminium oxide, cellulose and silica are used but these are expensive and have potentially toxic side effects.
© 2011, Richard Matthews. All rights reserved.
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