Fuel oil is a heavy, viscous liquid that is used as a source of energy in various industrial applications. CST stands for Conradson Carbon Residue, which is a measure of the amount of carbon residue left after the fuel has been burned. CST 180-280-380 refers to a range of viscosity grades of fuel oil, with CST 180 being the lightest and CST 380 being the heaviest. These grades are commonly used in marine engines, power plants, and industrial boilers.
June 5, 2023