Crap gas indicator

[BlueSunoco]

Originally Posted by huddy

You don't need to buy a kit. Use an old glass measuring cup. Put equal amounts of water & gas and mark the water level, then mix thoroughly. Let it settle and observe how much water is now below the gas - it will be obvious. Since the water will mix with the alcohol but not the gas, the increase in water level is the amount of alcohol. You can get the percentage of alcohol by dividing this increase by the amount of gas originally used.

I've done this and it works well.................