Mitticool Clay Refrigerator We all remember the good old days when we would drink water stored in the Matkas . Scientists claim that storing water in a clay water pot is the best way . Buy clay refrigerator online . Mitticool is a natural refrigerator made entirely from clay to store vegetables, fruits and also for cooling water . It provides natural coolness to the stored material without requiring any electricity or any other artificial form of energy . Fruits, vegetables and milk can be stored fresh without deteriorating their quality for 2 to 3 days retaining their original taste . It works on the principle of evaporation . Water from the upper chambers drips down the side , and gets evaporated taking away heat from the inside , leaving the chambers cool . The top upper chamber is used to store water . A small lid made from clay is provided on top . A small faucet tap is also provided at the front lower end of chamber to tap out the water for drinking use . In the lower chamber , two shelves are provided to store vegetables , fruits and milk etc .