I ran into a family pulling a travel trailer in a remote village in the Yukon. They had torn part of their black gas piping off the bottom of the rig. They had the tools to do the job, a 1/2 IPS fitting they unexpectedly found at the local general store/bakery/hardware store, and could of easily gotten everything cobbled back together, but there wasn't an inch of teflon tape to be found anywhere. I was passing through and had a roll to share. I'm all for packing every tool you can, and don't forget the duct tape, teflon, silcone, tywraps. electrical tape, and............
