WORLD RELIGIONS

Detailed explanation-1: -Metals were discovered and starts using approximately 5000 years ago. First metal to be used was the copper.

Detailed explanation-2: -Copper was first used by man over 10, 000 years ago. A copper pendant discovered in what is now northern Iraq has been dated about 8700 B.C. For nearly five millennia copper was the only metal known to man, and thus had all the metal applications.

Detailed explanation-3: -Copper was first used in coins and ornaments starting about 8000 B.C., and at about 5500 B.C., copper tools helped civilization emerge from the Stone Age.