Singapore has launched a trial of turning municipal solid waste into construction material for footpaths and roads, the city state’s minister for environment and water resources, Masagos Zulkifli, said at a press conference on November 25.
The project, called NEWSand, follows another, NEWater, a successful water recycling programme launched in 2003 tp turn wastewater into drinking water through filtering and purifying processes. NEWSand is a cement-like substance generated from incineration bottom ash, the thicker and heavier component of incinerated ash, and that created from slag, the by-product of the gasification of solid waste.
“Through science and technology, we have found a way to convert residue from waste incineration into useful construction material, which we call NEWSand. Like NEWater, NEWSand is born out of our drive to overcome constraint and to create a precious resource from waste,” Zulkifli said, adding that the project is also aimed at prolonging the life […]
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