joseph kogo has a big job to do. he's making a mould out of sand.hen he'll melt down an old engine to pour into it to make a cooking pot. it takes time for the aluminum to melt. joseph kogo is happy with his work here. joseph: i can get the goods here any time i need them. if i see what i want i just run out and buy it, and get to work. that makes the work very easy for me here. reporter: a short time later, the pot is done. after deducting the cost of the material and rent for the workshop, joseph earns around 20 ghanainan cedis for his medium-sized pot, the equivalent of three euros 50. he can afford to pay two employees. he's doing a thriving business, as are many others here. the scrap yard operates much like an anthill. everyone has a job to dodond they all work hard. anything that can be reused is repaired. agrika ijezie, who came from nigeria, specializes in laptops and performs wonders with them. starting a business like this back home would have been too expensive. agrika: in africa, we use things. we don't use things like europeans do. in