Build Your Own Solar Oven

At a glance..

To produce enough heat for cooking, it is necessary to shine additional sunlight from a wider area onto the black surface. This is easy to do with mirrors or other reflective surfaces, or with glass or plastic lenses.

The details..

To use it for cooking, one needs to place a black jar or pot inside it so that it can collect heat quickly without letting outside air cool it down. To build up more heat around this vessel without losing any temperature from outside air cooling it down again requires placing cheap plastic bags around jars; they replace cumbersome glass lids used in other solar ovens.

Prototypes of The Solar Funnel Cooker were tested successfully in Bolivia where they outperformed expensive solar box cookers while costing much less than either option available on market today! This book provides step-by-step instructions on building your own Solar Funnel Cooker easily using cardboard & aluminum foil- materials readily available worldwide.