Ancient Greece produced the earliest records ... “Lead released from smelting is the world’s first form of toxic or industrial pollution,” said Yale historian Joseph Manning, who was not ...

An analysis suggests the copper was exposed to temperatures exceeding 1,000 degrees celsius, indicating a much more advanced ...

Foreign traders were the ones who gave the place these names during ancient ... of the world. Its various uses for chariots and weapons made it a highly sought-after material. Smelting the iron ...