Nzambi Matee is pretty proud of how tough her bricks are, and the secret, the Kenyan entrepreneur says, is that they are not made of concrete, but recycled plastic. "Hi my name is Nzambi, Nzambi Matee ...

A Kenyan woman invented a brick stronger than concrete that’s made entirely of recycled materials like plastic. “Plastic waste is not just a Kenya problem, but it’s a worldwide problem,” Matee told ...

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