First, pour about a quart of gasoline on it and sweep with
an old broom.
After that dries a day or two, mix two gallons of scalding
hot water with 2 cups of laundry detergent and repeat the
broom scrub. Your stains will be gone.
What good is accomplished by pouring a quart of gasoline
on the stain and then doing nothing further until the gasoline
has all evaporated? All that you have accomplished is creating
a fire/explosion risk. Obviously you've never really tried this
method and had any success. If you were to blot up the gas &
oil mix, then you'd have some success. But there are much
Likewise, the advice with the hot water and detergent doesn't
seem very helpful. After pouring this on and scrubbing with a
broom, "your stains will be gone." Where did they go? You
must either (1) blot up the oil stain and/or (2) rinse it away.
Blotting is almost always the best approach. Rinsing will often
just spread a small concentrated oil stain and create a huge,
less concentrated oil stain. Just scrubbing with hot water &
detergent will never remove the oil stain. Where would it go?
You seem to be making up worthless advice which you've never