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Industrial uses of agate exploit its hardness, ability to retain a highly polished surface finish and resistance to chemical attack. It has traditionally been used to make knife-edge bearings for laboratory balances and precision pendulums, and sometimes to make mortars and pestles to crush and mix chemicals.
Fordite, also known as Detroit agate, Motor City agate, [1] paint rock, or paint slag, [2] is a lapidarist term for polished pieces of finely layered paint masses from automobile factories. The masses consist of automotive paint which has hardened sufficiently to be cut and polished.
Industrial White" was used in the interiors of mills and factories because of its white brightness qualities. [8] Truscon's "Granatex Floor Varnish", a stain-resistant product, was a transparent waterproofing agent that was used on concrete and wood floors. [8] Truscon's Agatex was a chemical that hardened cement floors that was popular.
The remaining garnet pieces that are finer than 200 mesh (74 micrometers) are used for glass polishing and lapping. Regardless of the application, the larger grain sizes are used for faster work and the smaller ones are used for finer finishes. [68] There are different kinds of abrasive garnets which can be divided based on their origin.
A geode of chalcedony richly colored by hematite that gives it its rusty hues and marks it as Akik [contradictory]. Aqeeq, akik or aqiq (Arabic: العقيق) means quartz in Arabic, and agate in Turkish, however in the context of rings usually refers to a ring set with a chalcedony stone.
Use your free time to read through historical documents from the 18th and 19th centuries and transcribe them — and you can do it all from home in your PJs. Sign up here. 8. Get involved in local ...
Sodium silicate is used as a deflocculant in casting slips helping reduce viscosity and the need for large amounts of water to liquidize the clay body. It is also used to create a crackle effect in pottery, usually wheel-thrown. A vase or bottle is thrown on the wheel, fairly narrow and with thick walls.
When used alongside the existing CA 19-9 test, it was able to diagnose early-stage pancreatic cancer with 85% accuracy. Getty. Stock image of a person getting blood drawn.