What is coal ash? Coal is primarily composed of carbon. When the carbon is burned away, what’s left is a concentrated waste of elements and particles, said Laura Ruhl, a former assistant ...

Coal takes tens if not hundreds of millions of years to form; it all starts with living plants that eventually fossilize. When you purchase through links on our site, we may earn an affiliate ...

Coal ash is pretty much what it sounds like, the waste product created when we burn coal for power. The company and the State Pollution Control Agency say about 5.5 million gallons of water ...