Energy consumption for cooking accounts for most (90%) of the total energy used in developing countries. Solar cookers may play a significant role in conserving traditional cooking fuels (firewood, cowdung cake, etc.). Here, we examine different solar cookers (the solar oven, a hot-box solar...

Two simple solar cookers, one made of clay and locally available materials, and the other of exfoliated vermiculite and cement tiles, have been designed, fabricated and tested. The comparative performance of both cookers is described, and their efficiencies are 22.6 (clay) and 24.9%...