after the fridge is baked, they screw in the hinges and fit the door. he calls it the m. >> ticool. the top compartment holds the cold water, which in turn coombs the entire refrigerator. it costs only $52. it was worth the investment for her, she's had one for the past two years. >> translator: now life is good. vegetables stay fresh for six to eight days, and milk stays fresh for two days. >> reporter: he says it has exceeded his expectations. >> translator: i had a dream to make this accessible to the poorest of the poor. when people saw my project on tv, they got to know there was a fridge made out of clay which does not require maintenance or need electricity to function and is ecofriendly. since then we've been selling this fridge to everybody, whether rich or poor.