Bunker c hfo fuel oil thermal stabilizer. Product designed to improve combustion, reduce toxic emission and stabilize fuel for a year or so if properly stored. Ideal for internal combustion engines, steam and hot water boilers, marine engines, industrial engines on power plants, vessels, manufacturing, construction and any equipment using bunker c #6 hfo fuel. Savings range form 4-5% or even more. Emissions reduction ranges from 10-20% soot pm. Comes in 55 gal.drums. Each 55 gallon drum treat 220, 000 gallons of fuel.