OK Lots of good advice has been brainstormed.. Use non electric pumps (safest) or Keep any electric pumps , if used, well away from fumes. Flush the filler neck. Water may not be a bad flush fluid as long as it is completely removed. Ethanol in the fuel will absorb some small amount of residual wate...

THE IN-SITU TANK CLEANING PROCESS All right. I finally had time to address the sabotaged fuel tank. When I removed the pump the second time it was full of crystals and plant debris again. The fuel pump basket was choked full of the plant material . As the tank siphon pump was filling the basket, the...