Search results
Results from the WOW.Com Content Network
The "Winchester quart" bottle first appeared in the UK in the 19th century with a capacity of exactly 134.40125 cubic inches (2.20244188543 litres). [3] At the time, a system of dry capacity measures known as "Winchester" was still in use, while the Winchester bushel is still used in the US.
The color is caused by the size and dispersion of gold particles. Ruby gold glass is usually made of lead glass with added tin. Silver compounds such as silver nitrate and silver halides can produce a range of colors from orange-red to yellow. The way the glass is heated and cooled can significantly affect the colors produced by these compounds.
Pontil scar on the base of a free-blown glass bowl. A pontil mark or punt mark is the scar where the pontil, punty or punt was broken from a work of blown glass.The presence of such a scar indicates that a glass bottle or bowl was blown freehand, while the absence of a punt mark suggests either that the mark has been obliterated or that the work was mold-blown.
Detail of 12th-century stained glass window in Strasbourg Cathedral; black and white paint has been used on the coloured glass. Secondly it refers to stained glass, used for windows. Here the design is made up using sheets of coloured glass, cut to shape and held in place by lead. The painting is the final stage, typically only in black. [2]
The old fashioned glass, otherwise known as the rocks glass, whiskey glass, and lowball glass [1] [2] (or simply lowball), is a short tumbler used for serving spirits, such as whisky, neat or with ice cubes ("on the rocks"). It is also normally used to serve certain cocktails, such as the old fashioned.
Glass container manufacture in the developed world is a mature market business. World demand for flat glass was approximately 52 million tonnes in 2009. [9] The United States, Europe and China account for 75% of demand, with China's consumption having increased from 20% in the early 1990s to 50%. [9]
When dry, can explode on concussion. – an unstable gold carbonate formed by precipitation by potash from gold dissolved in aqua regia. Galena – lead(II) sulfide. Lead ore. Glass of antimony – impure antimony tetroxide, SbO 4 formed by roasting stibnite. A yellow pigment for glass and porcelain. Gypsum – a mineral; calcium sulfate. CaSO 4
The powders can be applied thinly or thick to opacity. If applied thinly then what is underneath (a prefire) can show through yielding an added dimension. Another dimension is the addition of reverse side effects. The opposite side of the glass can be prefired with colors, painted with normal oils or acrylics, or gold- or silver-plated.