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       CODE: 772.281-010 Buy the DOT:Download/CD-ROM
TITLE(s): GLASS BLOWER, LABORATORY APPARATUS (glass products; inst. & app.) alternate titles:
glass technologist
Develops specifications for glass component parts and apparatus, such as test tubes, retorts, and
flasks, used in medical and laboratory products, and blows and shapes glass to required dimensions,
applying knowledge of glass technology and glass blowing techniques: Develops sketch into blueprint
specifications, correlates product design, and determines type of glass to use to fabricate product,
utilizing knowledge of factors, such as effects of heat, vacuum, and corrosive chemicals. Heats
glass tubing to pliable stage, using gas flame. Blows tubing into specified form, using compressed
air or own breath. Shapes, bends, or joins sections of blown glass tubing, using flaring, pressing,
and flattening handtools, and stop cork. Inspects and measures product to verify conformance to
specifications, using instruments, such as micrometers, calipers, magnifier, and ruler. May anneal
product, using annealing oven. May cut glass tubing to specified size and polish tube edges, using
hand cutting and polishing wheels. May operate lathe grinder [GLASS GRINDER, LABORATORY APPARATUS
(glass products; inst. & app.) 775.382-010] to grind stopcocks and joints to modify glass products.
May operate glass blowing lathe [GLASS BLOWING LATHE OPERATOR (glass products) 772.482-010] to join
and shape glass tubing.
GOE: 05.05.11 STRENGTH: M GED: R4 M2 L3 SVP: 8 DLU: 90
ONET CROSSWALK: 89905D Glass Blowers, Molders, Benders, and Finishers
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