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glass eel
glass eye
glass fiber
glass harmonica
glass jaw
glass snake
Glass-Steagall Act
glass string
glass wool
glassed-in
glassfish
glasshouse
glassine
glassmaker
glasspaper
glassware
glasswork
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glass wool

glass wool


noun 
Definition:
 
mass of glass fibers: fine-spun glass fibers formed into a woolly mass. Use: insulation, in air filters, in the manufacture of fiberglass.

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