Volcanic ash in metal is anything but boring. In fact, there are lots of interesting facts about volcanic ash and its use in metal forging
It's a myth that volcanoes spew out only lava when they erupt. They also spew out ash, which is made of pulverized rock and pumice
Volcanic ash has many uses in metal forging. It's often added to steel to help it resist heat, acid and corrosion 〞 making it an important ingredient in swords and armor.
volcanic ash in metal forging