Solar StovesTHE Shanghai No. 15 Radio Factory recently produced 1,000 solar stoves for trial use. The simple apparatus, consisting of an umbrella-shaped reflector, a stand and a burner, traps the...
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Solar StovesTHE Shanghai No. 15 Radio Factory recently produced 1,000 solar stoves for trial use. The simple apparatus, consisting of an umbrella-shaped reflector, a stand and a burner, traps the...