The flux consists of flint glass and flints in equal weights.
The flint glass of these works, started in 1824, has never been excelled.
In consequence of this operation it cannot be preserved in tubes of flint glass.
A great variety of flint glass, both cut and plain, very heavy.
Thus, the spectrum formed by flint glass is longer than that formed by crown glass, for the same deviation.
This is the cause of the surface of flint glass, under certain circumstances, becoming opaque and iridescent.
The crystal glass of England is flint glass of superior quality; that of Bohemia is noticed under Table glass.
A block of flint glass three inches thick has been pierced with the 28-inch spark.
flint glass is better, and rock crystal is better than flint glass.
In this the jar was made of flint glass, cylindrical in form, Page 110 six inches in diameter and eight inches deep.
