Waste-Sourced Energy

Alternative Fuel for Fishermen

Youths in Makassar have extracted biodiesel from used cooking oil, providing an alternative for fishermen when fuel is scarce. Their social enterprise won them the IDEAFest competition.

IN Makassar, South Sulawesi, Kusnadir travels from one restaurant to another several times a week. But it is not to enjoy the culinary offerings of the eateries he visits. He would borrow his friend's car for the task, a small S

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