In that it's based around Light Hydrocarbon solvents NOT Petrol!
My mistake! Dunno what light hydrocarbons are but it's sure good for getting a fire started.
Edit: From Wikepaedo
The catalyst-free hydrocarbons are routed to a main fractionator for separation into fuel gas, LPG, gasoline, naphtha, light cycle oils used in diesel and jet fuel, and heavy fuel oil.
I'm happy with my layman's term description