Diesel fuel | Indigo dye | dye | coke (fuel) | Fuel injection | Fuel | Ethanol fuel | Coke (fuel) | Pete Dye | jet fuel | fuel oil | fuel injection | fossil fuel | Dale Dye | solid-fuel rocket | Jermaine Dye | fuel cell | Fuel (band) | fuel | Solid-fuel rocket | Proton exchange membrane fuel cell | Methanol fuel | Gas and Fuel Corporation of Victoria | Fuel tank | Fuel oil | Fuel economy in automobiles | Fuel cell | Fossil-fuel power station | diesel fuel | Aviation fuel |
Its main use is as a standard fuel dye in the United States of America mandated by the IRS to distinguish low-taxed or tax exempt heating oil from automotive diesel fuel, and by the EPA to mark fuels with higher sulfur content; it is however increasingly replaced with Solvent Red 164, a similar dye with longer alkyl chains, which is better soluble in hydrocarbons.