Ash produced in small dark flecks, typically from a furnace, and carried into the air.
More example sentences
- For rigid pavement construction in a large scale, part replacement of cement by dry fly ash is found acceptable.
- Embedded in the concrete floors (made of 45 percent recycled fly ash, the waste material from burned coal), the heating system warms up the flooring.
- He also found a method to make slabs using fly ash, another waste material generated by thermal power generation plants.
Definition of fly ash in:
- The British & World English dictionary