1. 200-liter drums of Avgas 100LL should be kept indoors (container, hangar etc), but not under the canopy, which may break. Territory for storage should be protected from direct sunlight and moisture.
2. If you fill up gasoline from the drum, and there is the remains of Avgas in it, the most tightly close the lid of the drum, and in any case do not leave the drum with fuel on open ground to avoid moisture and direct sunlight.
3. Before you open the drum, you must remove the dirt, dust and moisture from the top. The drum should be «grounded» to avoid static electricity and the possible occurrence of a spark.
4. At long storage tanks with water on top – fill up with fuel from this drum is prohibited!