Traditional cooking method is rely on firewood and charcoal. Most people living in African countries still use the firewood as their cooking fuel. In order to create firewood, they cut a lot of trees and destroy the ecosystem unconsciously. Hot-Liner is a good device to replace their traditional way of cooking. It is a solar heat cooker that can charge itself using the solar heat and convert its charged energy for cooking. It is specifically designed with flexible battery and long flexible solar cell to make it possible to change its shape depending on the intensity of flame and size of the bowl.

Designer : Yonggu Do, Sukhoon Hong, and Eunha Seo via [DesignBoom]