readymix
3/4 ton status
Nope. I am talking about a coalescing filter on the output side.

got a truck tool box to put it in?
and then it would be analyzed for cracks or shrapnel 

I am suprised that no one is telling me I am going to kill someone by welding to the tank.

I am suprised that no one is telling me I am going to kill someone by welding to the tank.
Even the slightest imperfection could later pop. And if it's flammable gas... you get the idea. Heck, just welding on a tank that USED to have gasoline or something more flammable is hairy.Thou shalt not weld on an unpurged tank, or thy friends will console thy widow in ways generally unacceptable to thee.

.