It will be a major lesson in heat control to keep the core warm enough without losing the ability to add detail while still being cool enough to keep the detail you add.
Lots and lots of insurance heat and only glimpses of "admiring / examining" what you have done so far.
There are some really good reasons why glass sculptors work in borosilicate and 96 coe glass.
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The Zombie Apocalypse is Upon Us.
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