Steel is one of the world's most important materials for basic applications and has permeated every aspect of human life, from infrastructure and transportation to tin cans for storing food. over 4,000 years ago, the ancient Egyptians and Mesopotamians discovered meteoric iron and utilized this “gift from the gods” for decorative purposes. more than 2,000 years later, humans began to ... https://www.sinosteel-pipe.com/en/the-history-of-steel.html