July 2016
Filter By Product Type
Filter by archive
2019
July 2020April 2020
March 2020
February 2020
August 2019
March 2019
February 2019
November 2018
May 2018
February 2018
December 2017
November 2017
September 2017
August 2017
July 2017
June 2017
May 2017
February 2017
January 2017
December 2016
November 2016
October 2016
September 2016
August 2016
July 2016
June 2016
May 2016
April 2016
March 2016
February 2016
January 2016
November 2015
October 2015
September 2015
August 2015
July 2015
March 2014
CURRENCY AND METAL
July 18th 2016
Historically, different precious metals have been used to make coins used for currency. Indeed, before there were standardised currency systems with coins, metals themselves were used on their own as a precious commodity representing value typically those considered precious metals such as gold and silver.
Read More
LEAD
July 5th 2016
Lead is a chemical element belonging to the carbon group. Its symbol is Pb and it has an atomic number of 82. Lead is a post-transition metal in the periodic table and is characterised by a blue/white colour when freshly cut, that gradually tarnishes to a duller grey with air exposure.
Read More
Menu