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Evidence of glass during the chalcolithic has been found in Hastinapur, India. [19] The earliest glass item from the Indus Valley civilization is a brown glass bead found at Harappa, dating to 1700 BCE. This makes it the earliest evidence of glass in South Asia. [3] [20] Glass discovered from later sites dating from 600 to 300 BCE displays ...
The site of the Jamestown glass works was described by Smith and mentioned by writer William Strachey. [29] Ruins were discovered in 1931, leading to the belief that the Jamestown glass works was located about one mile (1.6 km) from Jamestown at a place now known as Glass House Point. [30]
A glass building facade. Glass is an amorphous (non-crystalline) solid.Because it is often transparent and chemically inert, glass has found widespread practical, technological, and decorative use in window panes, tableware, and optics.
From its Indian origins, glass beads spread as far as Africa and Japan, sailing with the monsoon winds, hence their being referred to as 'trade wind beads'. [19] The most common compositional type, representing 40% of the glass finds for the region, is known as mineral soda-alumina glass [20] and is found from the 4th century BC to the 16th ...
At the end of the 19th century, glassmakers discovered that uranium glass with certain mineral additions could be tempered at high temperatures, inducing varying degrees of micro-crystallization. This produced a range of increasingly opaque glasses from the traditional transparent yellow or yellow-green to an opaque white.
These glass-blown beauties are heating up the design world. ... a special glass invented in 1800s Germany that won’t crack under extreme temperature changes like regular glass.
The 300-plus-year-old glass onion bottles were discovered from the 1715 Treasure Fleet shipwreck, located off the coast of Florida.
3-D printing is revolutionizing manufacturing, allowing anyone to make their own designs come to life and impressing us with incredible achievements.