- The gradual reheating (sometimes) and cooling of hot glass to room temperature in an oven or lehr (annealing oven or leer) to relieve the stresses in the glass and make the bottle stable and less prone to breakage.
(Not every term from his list is repeated on this list; only those deemed pertinent).
The terminology and definitions here are a composite of information derived from an assortment of references, the most important of which include: Mc Kearin (1941), Scholes (1941), Howard (1950), Scholes (1952), Tooley (1953), Lief (1965), Kendrick (1963, 1968), Toulouse (1969a), Munsey (1970), Switzer (1974), Ketchum (1975), Mc Kearin and Wilson (1978), White (1978), Berge (1980), Wilson (1981), Miller & Sullivan (1981), Jones (1986), Creswick (1987), Fike (1987 & 1998), Jones & Sullivan (1989), Sives (1992), Whitehouse (1993), Wilson (1994), Van den Bossche (2001), Kaiser (2009).
Many other references were variably consulted also. Before the moving into the main part of the Glossary, it is useful to have a quick overview of the basic physical features - or morphology - of a typical bottle.
(Click applying a string finish to view an illustration of the process of applying this glass.) After the finishing glass was applied to the severed bottle neck - often with additional re-firing to keep the finish soft and workable - it was then "tooled" to form the desired shape and dimensions.
Virtually all finishes had some tooling done on them to form desired shapes - even many sheared finishes.