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Pewter (/ ˈ p juː t ər /) is a malleable metal alloy consisting of tin (85–99%), antimony (approximately 5–10%), copper (2%), bismuth, and sometimes silver. [1] In the past, it was an alloy of tin and lead , but most modern pewter, in order to prevent lead poisoning , is not made with lead.
Johann Friedrich Böttger (also Böttcher or Böttiger; 4 February 1682 – 13 March 1719) was a German alchemist.Böttger was born in Schleiz and died in Dresden.He is normally credited with being the first European to discover the secret of the creation of hard-paste porcelain in 1708, [1] but it has also been claimed that English manufacturers [2] or Ehrenfried Walther von Tschirnhaus [3 ...
While the term pewter covers a range of tin-based alloys, the term English pewter has come to represent a strictly-controlled alloy, specified by BSEN611-1 and British Standard 5140, consisting mainly of tin (ideally 92%), with the balance made up of antimony and copper. Significantly, it is free of lead and nickel. Although the exact ...
Eighty-one years later, in 1697, the Dutch sea captain Willem de Vlamingh also reached the island and discovered Hartog's pewter dish with the post almost rotted away. He removed it and replaced it with another plate which was attached to a new post.
The first such landfall was in 1616, when Dirk Hartog landed at Cape Inscription on what is now known as Dirk Hartog Island, off the coast of Western Australia, and left behind an inscription on a pewter plate. In 1697 the Dutch captain Willem de Vlamingh landed on the island and discovered Hartog's plate.
1938 – The process for making poly-tetrafluoroethylene, better known as Teflon discovered by Roy Plunkett; 1939 – Dislocations in metals confirmed by Robert W. Cahn; 1947 – First germanium point-contact transistor invented; 1947 – First commercial application of a piezoelectric ceramic: barium titanate used as a phonograph pickup
Roswell Gleason (April 6, 1799 – January 27, 1887) was an American manufacturer and entrepreneur who rose from apprentice tinsmith to owner of a large manufacturing concern that initially produced pewter objects for domestic and religious use, and later added Britannia ware and silver-plated goods to its catalog.
Britannia metal (also called britannium, Britannia ware, [1] or Vickers White Metal [2]) is a specific type of pewter alloy, favoured for its silvery appearance and smooth surface. The composition by weight is typically about 92–93% tin , 5–6% antimony , and 2% copper .