News tagged with heavy metal

Herbal defluoridation of drinking water

Researchers in India have developed a filter system based on a medicinal herb, which they say can quickly and easily remove "fluoride" from drinking water. The technology described in the March issue of the International Jo ...

dateMar 05, 2013 in Environment
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Light from silicon nanocrystal LEDs

(Phys.org)—Silicon nanocrystals have a size of a few nanometers and possess a high luminous potential. Scientists of KIT and the University of Toronto/Canada have now succeeded in manufacturing silicon-based ...

dateFeb 18, 2013 in Nanomaterials
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Novel materials shake ship scum

Just as horses shake off pesky flies by twitching their skin, ships may soon be able to shed the unwanted accumulation of bacteria and other marine growth with the flick of a switch.

dateJan 31, 2013 in Materials Science
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Researcher finds life flying high above

For years, scientists have been tracking pollution that travels across the jet stream from Asia and measuring how much of it winds up in Northwest air. Now new work from University of Washington researchers shows it's not ...

dateJan 07, 2013 in Earth Sciences
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Onion soaks up heavy metal, researchers find

Onion and garlic waste from the food industry could be used to mop up hazardous heavy metals, including arsenic, cadmium, iron, lead, mercury and tin in contaminated materials, according to a research paper published in the ...

dateDec 10, 2012 in Environment
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