12 جنوری 1985 This manual shows how the use of simple tools and techniques are applicable in small-scale operations in developing countries to provide fulewood and charcoal. 119 pages, illustrations
Lorena stoves are low-cost, fuel-saving cookstoves, made of sand and clay. This book discusses the design of effieint, locally appropriate Lorena stoves, with examples from Guatemala, Indonesia, Senegal and the United States. It shows how to find and test soils, how to make lorena mix, and how to...