They say necessity is the mother of invention… and that seems to be the case for one entrepreneur in Zambia. The country’s reliance on imported foreign fuel has led to years of price hikes and shortages at the petrol pumps – which lead in turn to panic buying. But Mulenga Mulenga kept his head and switched on his brain – using the crises as inspiration for finding a new source of fuel. It’s currently small-scale with his company producing hundreds of litres of petrol a day from waste plastic – but his plan now is to scale that up to two million litres a day. So is this a viable solution to Zambia’s reliance on foreign fuel? Presenter: Alan Kasujja (@kasujja)