nzambi matee — a nairobi-based 29-year-old entrepreneur and inventor recycles plastic waste into bricks that are stronger than concrete

nzambi matee — a nairobi-based 29-year-old entrepreneur and inventor recycles plastic waste into bricks that are stronger than concrete
https://www.youtube.com/watch?v=QbZKP4UAtL8&feature=emb_title Nzambi Matee (Kenya), a materials engineer and head of Gjenge Makers, which produces sustainable low-cost construction materials made of...