In Singapore, incinerate waste (ash) is being tested as construction material for roads.

"One part of the study is to ensure that using NEWSand [name for the incinerated ash] in road construction does not affect the quality of our water sources, as most of the land area of Singapore is used for the catchment of water."

https://www.mothership.sg/2020/03/newsand-tanah-merah-road/

#Recycling #Wastes #Singapore #Constuction #Materials