History: Glassworking Torch
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r193839 · current
- Created Glassworking Torch (part): "Melts and collapses fused quartz tubing to seal ampoules while they are held under vacuum. Torch burning oxygen with hydrogen, propane or natural gas, tips sized for 10 to 16 mm quartz, flashback arrestors on both hoses and welding-shade eyewear."