Pet coke (short for petroleum coke) is a byproduct of the petroleum refining process. It is a carbon-rich material used primarily as a fuel in industries like cement manufacturing and power generation. While it is an inexpensive energy source, pet coke is controversial due to its high carbon emissions and environmental impact.
Any other fuel with lesser pollution potential than Pet Coke and FO after obtaining specific approval from the West Bengal Pollution Control Board. WBPCB will consider such proposals with due cognizance to the existing restrictions on fuel use in different areas of the State.