Eggs are not the only cash cow for some farms in Singapore.
Chicken droppings are also being put to good use and are converted into biofuels.
At Chew’s Group’s farm in Lim Chu Kang, about 700,000 chickens produce 60 tons of droppings a day.
It’s building a plant, costing about S$5 million that can convert the waste.
It hopes to use this to replace the current practice of treating the fresh manure and selling it to vegetable farmers in Singapore and Malaysia as fertiliser, because the process is expensive and needs a lot of space and manpower.
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