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Old 12-10-2019, 06:04 PM
Pete VanderLaan's Avatar
Pete VanderLaan Pete VanderLaan is offline
The Old Gaffer
 
Join Date: Apr 2002
Location: Chocorua New Hampshire
Posts: 21,717
Pete VanderLaan is on a distinguished road
It was all seat of the pants with lots of gas. The goal was trying to keep the upper 1/2 inch active. In any of these glasses, the DNA is right there in the glass but the thermal treatment is what kicks it. That includes the time at the gloryhole, blah blah blah. Glass composition is really important. I can't keep stressing that enough.
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Where are we going and why am I in this basket?
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