Waasol's solar thermal cooking system » has made outdoor cooking more accessible and healthful. This clever innovation uses mirrors or other reflecting surfaces to strategically aim sunlight over a boiling kettle. This makes solar energy utilization possible. There are several advantages to use this green cooking technique. Because it is completely off the grid, it uses no traditional energy sources and emits no carbon dioxide. Savings are also realized. Since solar energy generates the majority of the energy, expensive fuels like gas or electricity are not required. In places where sunlight is abundant but no access to traditional cooking fuel, solar thermal cooking is also beneficial.