Britannia metal Britannia metal Britannia metal (also called britannium or Britannia ware) is a specific type of pewter alloy, favoured for its silvery appearance and smooth surface. The composition by weight is typically about 92% tin, 6% antimony, and 2% copper. Britannia metal is usually spun rather than cast, and melts at 255 degrees Celsius. Britannia metal was first produced in 1769 or 1770. James Vickers created it after purchasing the formula from a dying friend. It was originally known as "Vickers White Metal" when made under contract by the Sheffield manufacturers Ebenezer Hancock and Richard Jessop. In 1776 James Vickers took
What One Becomes in modern prog-metal heroes Russian Circles), and that makes it alien to most metal. Sumac are pushing metal in a direction so uncomfortable it may cease to be metal, into an openness that isn't about saying “FUCK YOU!” the loudest. The result is some of his most exciting work since Isis disbanded." What One Becomes What One Becomes is the second studio album by American post-metal band Sumac. It was released on June 10, 2016 through Thrill Jockey. The album was recorded at The Unknown studio in Anacortes then mixed and produced by Kurt Ballou at GodCity Studio in Salem.