Anders Angerstein in the family until the 19th century. Anders Angerstein is noted for improvements for charcoal piles during his tenure. In 1981, the former Angerstein steelworks of which he laid the foundation were transformed into the "Steelworks Museum of Vikmanshyttan", maintained as a museum of regional industrial history. Anders Angerstein Anders Angerstein (1614-1659), also called "Andrae Angerstein", was a German-Swedish ironmaster. Anders Angerstein is said to have been born in , Niedersachsen, Holy Roman Empire, with evidence indicating ultimate family origins in Hungary. He immigrated to Sweden along with accompanying miners, first in service of other equally immigrated ironmasters but with
Celsius differences between temperatures or their uncertainties (e.g. "The output of the heat exchanger is hotter by 40 degrees Celsius", and "Our standard uncertainty is ±3 °C"). Because of this dual usage, one must not rely upon the unit name or its symbol to denote that a quantity is a temperature interval; it must be unambiguous through context or explicit statement that the quantity is an interval. This is sometimes solved by using the symbol °C (pronounced "degrees Celsius") for a temperature, and C° (pronounced "Celsius degrees") for a temperature interval, although this usage is non-standard. Another way to express the