Is there a way to do this is to bring beef half-kilogram dried on a winnowing basket,the oven, oven, solar energy and Solar Energy lens convex the invention by the glass and steel structure attached to the bottom of the aluminum, using a clear glass plate 1 attached to the top angle 45 degrees to the lightThe steel plate and brick Mon the spray paint black to place it at the bottom to suck up the light and heat from the nozzle and the second increase thermal energy with the convex lens 6.
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