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

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to glass vessels, either by itself or in
combination with other enamels or
gold.
Seal: its many meanings include an
emblem impressed on wax or some
other plastic substance as evidence
of ownership or authenticity. since the
17th century, many bottles have borne stamped glass
seals that identify the producer of the contents, the
tavern in which they were used, or the individual for
whom the contents were bottled.
Seam mark: A slight, narrow ridge on a glass object,
which indicates that it has been made in a mold. The
seams appear where gaps in the joins between parts of
the mold have permitted molten glass to seep during
formation. on well-made pieces, the seam marks are
usually smoothed away by grinding or fire polishing.
Seeds: Minute bubbles of gas, usually occurring in
groups.
Service: A matching set of tableware.
Shearings (cuttings, clippings): slivers of waste glass
formed by trimming glassware during manufacture.
Shears: A tool used to trim excess hot glass from an object
in the course of production. Many modern shears
are embedded with chips of industrial diamonds.
Shot glass: A small drinking glass used to serve a single
measure (shot) of liquor, usually whiskey.
Sick glass: See Crizzling.
schwarzlot tumbler. Germany, early 18th
century. H. 9.5 cm.