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The history of glass-making dates back to at least 3,600 years ago in Mesopotamia. However, most writers claim that they may have been producing copies of glass objects from Egypt. [1] Other archaeological evidence suggests that the first true glass was made in coastal north Syria, Mesopotamia or Egypt. [2]
Glassmaking dates back at least 6000 years, long before humans had discovered how to smelt iron. [21] Archaeological evidence suggests that the first true synthetic glass was made in Lebanon and the coastal north Syria, Mesopotamia or ancient Egypt.
Roman glass from the 2nd century Enamelled glass depicting a gladiator, found at Begram, Afghanistan, which was once part of the Greco-Bactrian Kingdom, but was ruled by the Kushan Empire during the contemporaneous Roman Principate period, to which the glass belongs, 52–125 AD (although there is some scholarly debate about the precise dating).
Uranium glass is glass which has had uranium, usually in oxide diuranate form, added to a glass mix before melting for colouration. The proportion usually varies from trace levels to about 2% uranium by weight, although some 20th-century pieces were made with up to 25% uranium.
Mechanical pressing of glass reduced the time and labor necessary to make glass products, which lowered costs and made glass products available to more of the public. [32] An 1884 U.S. government report considered mechanical pressing and a new formula for glass to be the two great advances in American glassmaking during the 19th century. [25]
3-D printing is revolutionizing manufacturing, allowing anyone to make their own designs come to life and impressing us with incredible achievements.
Chesebrough discovered how to extract petroleum jelly from this substance, and in 1872, filed a patent for "petroleum jelly." ... 1873 — though modern buyers might not recognize the glass jars ...
Although glass was made at Jamestown, production was soon suspended because of strife in the colony. A second attempt at Jamestown also failed. Later attempts to produce glass were made during the 1600s; glass works in New Amsterdam and the Colony of Massachusetts Bay had some success. In the 17th century, at least two New Amsterdam glass ...