这 Link 用你的语言不存在, 用...查看: English (en),
或使用谷歌翻译:  

www.climatestewards.org/seal-of-app...ess-cookers/

A fireless cooker is an insulated basket which continues to cook pre-heated food, thus reducing the cooking time on a 3-stone fire or improved cookstove. This means that households with a fireless cooker use much less fuel. Fireless cookers are simple to make and long-lasting.