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Houston Teen Invents Prize-Winning Water Filter

Perry Alagappan, 18, of Houston, has invented an award-winning filtering device, built from graphene nanotubes that removes 99 percent of heavy metals from water.

Attendees of a San Antonio Water System facility tour sampled treated water at the Dos Rios Water Recycling Center outside of San Antonio on March 19, 2014.

Perry Alagappan, 18, of Houston, has invented an award-winning filtering devicebuilt from graphene nanotubes that removes 99 percent of heavy metals from water. The new device, which helps decontaminate e-waste produced by discarded consumer electronics, won the Stockholm Junior Water Prize at this year's World Water Week. (The Guardian)

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