Why aluminum foil can turn a cardboard box into a working solar oven: It redirects sunlight toward a dark surface that converts it into heat

An exploration of box-type solar cookers showcased the benefits of incorporating reflectors for improved thermal performance.
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Working, Types and Advantages of Solar Cooker

Solar Cooker is a device which is used to heat the food by using the rays of Sun converting into heat energy. Solar cooker uses the solar energy directly for preparing food just like the plants that ...