Month: February 2019

Three vintage coins made of copper, silver, and gold, arranged horizontally.

COSMODIC electrodes – silver, copper, or stainless steel?

Copper, silver, and gold are called the currency metals since they have been used in coins since the beginning of money. They are also called noble metals, and all others base metals. They are the royal family of the periodic table, family IB. Their alchemical symbols are the signs of three brightest planets, the Sun,…
Read More