China school canteens turn food waste into biodiesel, compost with this smart machine; watch video

A novel system in Chinese school canteens processes leftover food into valuable resources. Students deposit food scraps into specialized machines after finishing their meals. The system extracts oil for biodiesel production and converts organic waste into compost. This innovative approach repurposes discarded food, reducing landfill waste significantly. The process creates a sustainable cycle from waste collection to resource conversion.

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