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Grog, temper for clay. Grog, also known as firesand and chamotte, is a raw material usually made from crushed and ground potsherds, reintroduced into crude clay to temper it before making ceramic ware. It has a high percentage of silica and alumina. It is normally available as a powder or chippings, and is an important ingredient in Coade stone.
Unfired clay articles Grog See chamotte, above. Gum arabic A natural gum used as a binder to enable the glaze to increase the adherence to the body. Also, small percentages can be added to bodies with low green strength, such as bone china, to increase their strength prior to firing.
Most Groggs are 9 inches tall or less and are made of a type of clay called grog. Groggs are usually made of popular Welsh rugby players, [1] Welsh celebrities [2] and the occasional non-Welsh celebrity. [3] [4] Whenever possible the person who is "grogged" is presented with the first Grogg produced. [5]
Some clays used to make pottery do not require the addition of tempers. Pure kaolin clay does not require tempering. [6] Some clays are self-tempered, that is, naturally contain enough mica, sand, or sponge spicules that they do not require additional tempering.
Key criteria are the composition of the clay and the temper used in the manufacture of the article under study: the temper is a material added to the clay during the initial production stage and is used to aid the subsequent drying process. Types of temper include shell pieces, granite fragments, and ground sherd pieces called 'grog'. Temper is ...
The "clay body" is also called the "paste" or the "fabric", which consists of 2 things, the "clay matrix" – composed of grains of less than 0.02 mm grains which can be seen using the high-powered microscopes or a scanning electron microscope, and the "clay inclusions" – which are larger grains of clay and could be seen with the naked eye or ...
Eddie Murphy impersonates the green clay character Gumby. Debuted March 27, 1982. Debuted March 27, 1982. This was the origin of the catch-phrase "I'm Gumby, dammit!", which has been called one of the show's "best catchphrases".
Green Clay (August 14, 1757 – October 31, 1828) was an American businessman, planter, military officer and politician in Virginia and Kentucky. [1] Clay served in the American Revolutionary War and helped form the new state of Kentucky after representing its Madison County in the Virginia Ratifying Convention of 1788 and in the Virginia House of Delegates which ultimately authorized creation ...