Greek physician Dioscorides recorded using a green pigment created by exposing metallic copper to vinegar vapor in...eye treatments!
copper
In what could prove a game changer for global supply, a US startup says it’s solved a puzzle that has frustrated the mining world for decades
It carried one and a half tons of copper bullion from Cyprus inside its hold
It may take some time to determine how the operation went
The total gross value of the probable and proven reserves of Greece is estimated at 2.4 trillion euros!
It is made of gold, silver, lead, copper, zinc, tin, iron, and mercury!