China
jharkhand
Wyoming produces the most coal of any state.
In Europe, Poland produces the most coal.
The United States produces about 20% of the world's supply of coal. Montana is the state with the most coal reserves, but Wyoming is the top coal-producing state. Coal generates about half of the electricity used in the United States.
jharkhand produces best and largest quality and quantity of coal in india.
Pennsylvania
Arizona.
Kentucky
Anthracite is the highest grade of coal that produces the least pollution and most energy per unit. It is also known as stone coal, or black coal.
Germany
The burning of fossil fuels, such as gasoline and coal, produces the most carbon monoxide.
No, coal produces electricity, so electricity is instead of coal