Ketamine was first developed in 1962. It is on the World Health Organization's List of Essential Medicines, the most important medication needed in a basic health system. It is legally sold under a very wide variety of brand names, including Ketalar.
If the crime you commit (generally just first degree murder) is in a state that does not have the death penalty then the only way you can be executed is if you are tried in a federal court as opposed to a state court.
No other Florida governor since 1976 has granted clemency to a death row inmate. Learie Leo Alford and Jesse Rutledge received clemency from Graham due to their possible innocence. Florida was the first state to reintroduce the death penalty after Furman v. Georgia struck down all existing death penalty laws. Florida allows inmates to choose whether they will be executed by electrocution or lethal injection. The youngest inmates executed in Florida were both 16 years old.