Complex sentence: Steel (with a carbon content between pig iron and wrought iron) was first produced in antiquity as an alloy, its process of production, Wootz, was exported before the 4th century BC to ancient China, Africa, the Middle East and Europe.
Split into simpler sentences: Steel (with a carbon content between pig iron and wrought iron) was first produced in antiquity as an alloy. Its process of production, Wootz, was exported before the 4th century BC to ancient China, Africa, the Middle East and Europe.