Green Tea and Caffeine. Naturally-occurring caffeine in tea is removed by any of four decaffeination processes. Two use the chemical solvents ethyl acetate and methylene chloride, one uses carbon dioxide and one uses water. None of these result in tea that is totally caffeine free; by law, a label that displays decaffeinated must have at least 97 percent of the caffeine removed.
Later that was ret-conned, and Sifo-Dyas became a separate entity from Sidious and was a Jedi who had been manipulated by Sidious through his friend Dooku to order the Clone army. Later he was killed in a duel with Count Dooku who then preserved the body and kept his lightsaber.
[Source] Glaive was a muscular, bald, tall male Human Jedi Master serving the Jedi Order and the Galactic Republic dutifully during the Clone Wars. Serving as a General in the Grand Army of the Republic, Glaive fought bravely until his death on Ohma-D'un in 22 BBY.