can pre-test for alcohol at the gas station. Here's a review of the
olive jar test for alcohol.
and clean a long, thin olive jar and keep the lid. (Actually, any tall,
skinny container will work as long as you can see through it.)
- At the gas station, put some water
in the jar, maybe up to about 1/4 and use a marker to mark the level
of the water.
- Fill the jar with fuel from the
pump. Put on the lid.
- Shake the jar and the fuel/water
- Let the mix settle out.
- If the apparent water level goes
up, the fuel has significant alcohol in it.
out for pumps that share a single hose for all their fuels. If some of
those fuels have alcohol, you will get some contamination even in their
no-alcohol fuels. Maybe put the first five gallons in your car,
then do the alcohol test and if it passes fill your gas-cans for your
they have separate hoses, you can make the test before you fill your