FLINT GLASS n.
illiant glass, consisting essentially of a silicate of lead and potassium. It is used for tableware, and for optical instruments, as prisms, its density giving a high degree of dispersive power; -- so called, because formerly the silica was obtained from pulverized flints. Called also crystal glass. Cf. Glass.…
GERMAN a.
t is essentially identical with the Chinese alloy packfong. It was formerly much used for tableware, knife handles, frames, cases, bearings of machinery, etc., but is now largely superseded by other white alloys. -- German steel (Metal.), a metal made from bog iron ore in a forge, with charcoal for fuel. -- German te…