The floor mats and carpeting in a car are most likely to have spilled gasoline or diesel fuel.
Gas spill in carpet.
You can combine two items that are commonly found in homes to make a household carpet cleaner which will remove the gas smell and any remaining stain.
The volatile components of it will evaporate over time but the rest will have to be dealt with.
Both gasoline and diesel fuel have an unmistakable when spilled and absorbed on carpet that are difficult to remediate.
I spilled a 5 gallon gas can on the carpet in my living room of all places thought me and the family were goners for sure from breathing in the fumes overnight.
By now the gasoline spill went all the way down to the carpet padding.
If the spill is large bigger than a dollar bill i recommend calling an iicrc institute of inspection cleaning restoration certified carpet cleaning company and let them handle the problem.
As an alternative you can cover the blotted spill with kitty litter to absorb the remaining fumes and bad smells.
Absorbent materials remove gasoline from upholstery and hard surfaces though a large spill may require replacement of the carpet padding for complete gasoline removal.
I finally dumped baking soda and arma nd hammer detergent obver the spill and voila.
However removing the floor mats and cleaning them is easier than attacking the stain and odor on fixed flooring.
Allow to dry thoroughly and sweep up the litter before vacuuming the carpet.
Chemical cleaners may remove the gas smell from the carpet but these cleaners can also damage your carpet.
The odor from the gas remains long after you have removed the stain from the carpet.
You need to start by thoroughly cleaning t.
If it is a small area purchase some dry cleaning solvent available at grocery stores janitorial suppliers or carpet cleaning supply houses along.
Vacuuming a wet spill can cause an explosion in your vacuum caused by the vaporized gas encountering sparks from vacuum motor brushes arcing.