More than half of the nation's electric power generation depends on burning coal. Coal combustion products are the remaining residues after coal is burned to generate electricity. Ash and emission scrubber materials comprise the majority of these materials produced by various types of boiler and combustion processes.
Boiler slag is one of many
There are 600 facilities in the United States.
47 states have facilities generating CCP materials.
For more information on our industry:
DOE's Energy Information Administration