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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.

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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.
Credit: Gabriel Cristóver Pérez

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. 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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