Stone Age ~8000 B.C.E. (jan 1, 8000 BC – jan 1, 6000 BC)
Description:
 First Chemists in the middle east learn how to make and control fire. This lead to cooked foods, fire-hardened bricks and tougher tools, and eventually lead to the creation and production of glass and ceramic products. 
Added to timeline:
Date:
jan 1, 8000 BC
jan 1, 6000 BC
 ~ 2001 years