The home-made cooker looks a bit like a metallic flower, with its shiny panels folded up around a dark pot in the center.
In some impoverished countries, using the sun's rays to heat and cook things is a matter of necessity. In fact, solar energy is used in refugee camps and rural villages around the world. In California, solar cooking methods are also being used -- as a way to save energy and spare the air. Reporter: Caitlin Esch
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