This design from [[Roger Bernard]], is a portable solar cooker, very light and simple. It is made mainly doing some cuts in a rectangular cardboard box and lining it up with some reflecting material. The cooking recipient has to be black and incorporate some material to induce the greenhouse effect, such as a plastic bag or a glass bowl. Its size allows to cook small quantities of food, for one person
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This design from [[Roger Bernard]], is a portable solar cooker, very light and simple. It is made mainly doing some cuts in a rectangular cardboard box and lining it up with some reflecting material. The cooking recipient has to be black and incorporate some material to induce the greenhouse effect, such as a plastic bag or a glass bowl. Its size allows to cook small quantities of food, for one person.
This design from Roger Bernard, is a portable solar cooker, very light and simple. It is made mainly doing some cuts in a rectangular cardboard box and lining it up with some reflecting material. The cooking recipient has to be black and incorporate some material to induce the greenhouse effect, such as a plastic bag or a glass bowl. Its size allows to cook small quantities of food, for one person.