If you go to my site, I also have class notes/tutorials - They're beginner based, but shows where the "sweet spot" is in a HH flame. (It's very high tech.
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Really really make sure the ventilation is good, or torch for a short time with it. (Not sure if it was outdoors or indoors.)
For new-to-glass people, stringers and twisties are really impressive, too, they always loved those when I did demos.
