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

http://www.solarroots.org/cookstoves.html

Check out the new Down Feed Rocket stove in action. A video shows how just 4 small sticks can generate lots of heat. The downfeed adapter increases air velocity and reduces the amount of time needed to tend the fire. This stove can be easily built by local villagers for about $3.


地区

Asia