Would you go to a pool and spa that uses sludge - sewage from toilets and kitchens - if it means helping the environment?
Published:
By Tiffany Choi
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Hong Kong produces approximately 1,200 tonnes of sludge every day, which is dumped into three designated landfills. But is there another way in which we can deal with the waste?
By Tiffany Choi
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Published:
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