I have discovered that the tubing was HDPE not PVC. Polyethylene generates 14 x more heat when burned.
On Mar 31, 2017 4:21 PM, "Jed Rothwell" <jedrothw...@gmail.com> wrote: > A video from a car passing close to the fire: > > https://www.youtube.com/watch?v=3xF1ElzeVNA > >