Scientists find value in waste incineration ash
Posted Fri, 11 Feb 2011 09:25:00 GMT by Rachel England
Fly ash treatment proves environmental winner. MSWI reduces the volume and weight of social refuse and generates power as it is burnt. The resulting fly ash contains a variety of sought-after elements, including silica, aluminium, iron, calcium and bromine. However, it also contains elements of lead, zinc, mercury and cadmium (among other heavy metals), making it a hazardous waste material and as such it is predominantly sent to landfill.
Scientists find value in waste incineration ash