You could always wheel your gas-fag devices along at the next Gay Pride parade.......
Yes, brick, the old whoomf effect is the best. I once ran out of something to light the sharkhole with. "Hmmm", thought I, "I have a jam jar full of 100LL Avgas in the garage....."
Add about an egg cup of 100LL to the sharkhole stack and allow it to soak in. But it might need a 'bit of help' to get going, I thought. So another scout around and I found some Industrial Spirit. Perfect, a drop of that should act as an excellent initiator.........
From a safe distance, cowering cautiously, I aimed a match....
Did it work?
WHOOMF!!
Yup - but I won't do that again!