Advantages of using solar cooker:
1. No pollution of environment by using solar cooker.
2. This device is easy to operate, cheaper and of little maintenance and work quite satisfactorily without the use of any focusing device.
Disadvantages of using solar cooker:
1. It is easy to see that these devices are useful only at certain times during the day. In this device, cooking is slowly.
2. For cold places these are inconvenient.