HKU's Professor Albert Kwan is confident replacing sand with glass will work. Photo: Dickson Lee

HKU study finds glass can replace river sand for building needs

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University of Hong Kong study finds recycled materials might remove need to use river sand

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Published: 12:00am, 8 Jul, 2013

Updated: 4:42am, 8 Jul, 2013

HKU's Professor Albert Kwan is confident replacing sand with glass will work. Photo: Dickson Lee

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