Alrighty then, you know everything there is to know about glass, but what about your most important tool? The flame? Just what IS a flame anyway.
Check out this video, sponsored by the What is a Flame science challenge - sponsored by Alan Alda - that explains what a flame really is, in terms an 11 year-old can understand. \
Of course, for us, it's a little different, different fuel, gas instead of wax, but if nothing else, this should help you get your head around flame chemistry and the difference oxygen makes.
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