[DWPittelli]

If the enemy and the barrels could be seen, why couldn't they be shot with a .50 caliber machine gun? Ripping up a few barrels near the enemy would be a great confirmation of their contents.

[Zavien Doombringer]

And, since it isn't in vapor form, not much damage would be done...until the next sandstorm! those winds would pick up all kinds of droplets!

[EternalVigilance]

Yeah, if we can see it, we can hit it.