for what its worth --------
Flash point Examples;
Degree's °F
Gasoline (petrol) −45 °F
Methyl Alcohol 52
Ethyl Alcohol, Ethanol 63
Diesel (2-D) 126 °F
Kerosene 100–162 °F
Jet fuel (A/A-1) 100 - 150
Biodiesel 266
Motor oil 420 - 485
Gear oil 375 - 580
It all burns. How "thick" or "sticky" is important.