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3750 B.C.

Earliest known use of Carbon was by Egyptians and Sumerians and it was in the form of charcoal. 

450 B.C.

Hindu documents carbon in the form of charcoal used to purify drinkng water.

157 A.D.

Cladius Galvanometer used charcoal (carbon) to treat wounds. 

1967

William G. Myers reports Carbon-11 provide particles for scanning lungs at 14th annual meeting of the Nuclear Medicine Society.

 

1979

John Hopkins Medical center gets their first cyclotron and can now produce Carbon-11.

1983

First image of a neuroreceptor and DA recptor in the brain of living human using Carbon-11 methyl spiperone.

Timeline of Carbon/ Carbon-11

Burning stars produce Carbon along with other essential elements

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