VIDEO | by Associated Press

Solar Glass Water Heaters Warm North Koreans

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VIDEO DESCRIPTION:
A cheap and low-tech renewable energy source is finally making daily life in North Korea bearable. Treated glass tubes harness ...
solar energy to warm homes and heat water for kitchens and bathrooms. (April 29)
Posted: 04/29/2014 | Views: 534 | Duration: 01:06
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