The Bessemer course of enabled inexpensive mass manufacturing of metal and bounce-started the trade we all know today. The Iron Age started about 1300–1200 BC, when iron became extra cheap than bronze. Beads of meteorite iron dated to 5000 BC have been found in Egyptian tombs. Earth’s solid internal core and liquid outer core are composed of iron and nickel. Together, they produce Earth’s magnetic field, which protects the planet from cosmic rays and photo voltaic wind, as well as defending our satellites and electronics.
The iron oxides poisoned fungi and mosses identified to entice moisture and enhance wood decay. Iron is also the explanation why barns are traditionally purple.Centuries in the past, European and Scandinavian farmers protected their barns by sealing the wooden with linseed oil derived from their crops of flax. They added local pink ochres, plentiful in most clay soils around the globe.Abundant iron-wealthy pink clays had … Read More