Here’s a hack that’s been around since the very start of the hot rod movement. Car exhaust flame throwers work by interrupting the spark to the engine. This dumps raw fuel into the exhaust system.

The pressure of butane gas won't release from a propane torch head at the proper velocity and the slow leak can cause an ...

Credit: Ninja The Ninja FlexFlame is powered by Ninja’s CyclonicHeat-iQ technology that integrates rapid convection air flow – which you typically see in air fryers – propane flame control ...

One trick for getting the bubbles out of freshly mixed 2-part epoxy, aka degassing, is to go over it gently with the flame from a propane torch. But both the mixing and degassing take time.