Photos: High-tech survival tools

Photos: High-tech survival tools

Summary: There are plenty of high-tech devices to be added to a good disaster survival kit.

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  • This flexible light source made from semiconductors lasts up to 11 years, according to its maker, Articulated Technologies.

  • These thin, flexible sheets of light, which are made from LED chips set in plastic, can be wrapped around almost any object or stapled to the wall.

  • A prototype of "waterstick," a portable water filter for individual use that uses nanotechnology to turn a liter of groundwater into potable water within a minute and a half.

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