Glass: A Pocket Dictionary Of Terms Commonly Used - Corning ...

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fractory material from the pot, or devitrification crystals.
stones of the first two varieties are generally irregular
but rounded; those of the third variety are angular
and well formed.
Strain cracks: Fissures in the body of a vessel caused by
internal strain resulting from inadequate annealing
and/or accidental thermal shock.
Strigil (from latin strigilis, “scraper”): A scraper used by
the ancient romans to remove impurities from the skin
after bathing. Although strigils were usually made of
metal, a few glass examples are known to exist.
Striking: The process of reheating glass after it has
cooled, in order to develop color or an opacifying
agent that appears only within a limited range of temperatures.
Studio glass: A term popularized in the 1960s for
unique or limited-edition objects designed and made
in a studio rather than a factory, often, but not necessarily,
by the same person.
Studio Glass movement: A movement that began in
the United states in the 1960s and has spread all over
Studio Glass movement vessel. U.S., Harvey
Littleton, 1965. H. 11.4 cm.