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Borosil primarily manufactures laboratory glassware [4] and microwavable kitchenware in India. It was established in 1962 in collaboration with Corning Glass Works . [ 5 ] In 1988, Corning divested its shareholding to the current Indian promoters.
Guitar slide made of borosilicate glass. Borosilicate glass is a type of glass with silica and boron trioxide as the main glass-forming constituents. Borosilicate glasses are known for having very low coefficients of thermal expansion (≈3 × 10 −6 K −1 at 20 °C), making them more resistant to thermal shock than any other common glass.
In the final step, the negative layer was replaced around the core; these were held apart by small bronze and copper pieces called chaplets until the molten bronze could be poured into the opening and fill the empty space between the two layers. When the bronze had cooled, the clay would be broken away from the vessel and the process was complete.
The 1400 line is manufactured with all of Revere Ware's defining features: copper-clad bases, rounded corners for ease of cleaning, bakelite handles, and Vapor Seal lids. Early pans and skillets featured two piece handles, held together by rivets and screws.
Cooper readies or rounds off the end of a barrel using a cooper's hand adze Assembly of a barrel, called mise en rose' in French. A cooper is a craftsman who produces wooden casks, barrels, vats, buckets, tubs, troughs, and other similar containers from timber staves that were usually heated or steamed to make them pliable.
An unguentarium (pl.: unguentaria), also referred to as balsamarium (pl.: balsamarii), lacrimarium (pl.: lacrimarii) or tears vessel, [1] is a small ceramic or glass bottle found frequently by archaeologists at Hellenistic and Roman sites, especially in cemeteries. [2]
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On display at the Burrell Collection near Glasgow Engraving of the Warwick Vase, 1821, intended as a craftsman's pattern. The Warwick Vase is an ancient Roman marble (partially restored) vase with Bacchic ornament that was discovered at Hadrian's Villa, Tivoli about 1771 by Gavin Hamilton, [1] a Scottish painter-antiquarian and art dealer in Rome, and is now in the Burrell Collection in ...