explain the process of making solar cooker
Answers
Answer:
Solar cooking is done by means of the suns UV rays. A solar cooker lets the UV light rays in and then converts them to longer infrared light rays that cannot escape. Infrared radiation has the right energy to make the water, fat and protein molecules in food vibrate vigorously and heat up.
In the year 1767, the basic concept of cooking of food in solar cookers started by a “Swiss scientist”. Nevertheless the solar cooker was designed in the year 1950. To know about what is a solar cooker and its working, let’s have a look into how to make a solar cooker, various advantages and disadvantages of a solar cooker. Solar energy is the most essential renewable energy which we can get from the sun. Solar energy is available with free of cost and it is used for many purposes like residential, commercial, etc.
Solar Cooker
Solar Cooker
One of the applications of solar energy is solar cooker that is used to heat and cook the food. This solar cooker directly uses the solar energy from the sun to cook the food just like the plants use sun’s energy to prepare their food. Solar cookers don’t use fuel and very cheap, so many developed countries make use of it. Solar cookers are mainly used in outdoor places and it reduces the pollution and deforestation.
How to Make a Solar Cooker
Solar cooker making can be done using a cardboard box with less cost in a few hours. This solar cooker works very well. Solar cookers are classified into three types such as solar panel cooker, solar parabolic cooker and solar box cooker. From these three kinds of cookers, parabolic cooker is most used advanced cooker and it is more efficient to use.
The Required Supplies
Two cardboard boxes (one bigger and one smaller) and the dimensions of the smaller box must be 38cmX38cm whereas bigger box must be 1.5cm bigger than the smaller one. These two boxes can be adjusted by cutting & gluing it. But, the distance between these two boxes shouldn’t be equal.
4 to 8cms cardboard sheet one for the lid, that should be larger all the way than the outer box.
A reflective external to trap such as a mirror, one aluminium foil roll, white gum, box knife and scissors.
One can of flat black spray paint used as a nontoxic when it gets dry.
Plastic bag to seal the closing or opening the cooker from all sides
A newspaper for proper insulation inside the cardboard box