1 Gallon of gasoline weighs 6.152 lbs.
gasoline that has not been treated with a lead compound
Yes, gasoline is made up of a mixture of many hydrocarbons and has certain additives included in it. Marine and Auto gasoline use different ratios of hydrocarbons and also use different additives.
All gasoline ever produced starts out as unleaded. Lead was once added later after refining to control pre-ignition and detonation. There is no way to remove lead from gasoline that already has lead in it.
lead
danger
In addition to the hydrocarbons present in normal gasoline, leaded gasoline contains tetra-ethyl lead or other lead alkyls for their anti-knock effect.
Lead - in the form of Tetraethyl Lead
In the past we used gasoline with a lead additive in it. Since lead is a heavy metal and can cause birth defects, the US government required that gasolines be lead-free.
Diesel fuel does not have lead added, but it is not the same as unleaded gasoline.Diesel fuel does not have lead added, but it is not the same as unleaded gasoline.
Actually, the first gasoline was unleaded. Sometime in the 1940s lead was added to increase the octane rating. Environmental legislation in 1975 began the phase-out of leaded gasoline.
Nowhere I know of. You can however buy a lead additive to add to unleaded fuel, at any auto parts store.