What if the Sun does not shine? Fireless Cookers, also called Hay Boxes or African Microwave, will do the job in a perfect manner. Save 50 or more per cent fuel. Save time! Reduce toxic gases. With fireless cookers you cook in the afternoon and serve hot food in the night.
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Bernhard Müller was Manager of Research and Development for Mueller Solartechnik in Offenheim...
Deutsch, Español, Ελληνικά, Français, Hausa, Igbo, Indonesian, Italiano, Kiswahili, Kreyòl...
The NAREWAMA (Natural Resources and Waste Management Alliance) is a non-governmental...