lethal injection uses potassium chloride to stop the heart from working and is the 3rd drug injected since there are only 3 drugs involved during lethal injection. FYI:lethal injection uses.sodium...
No, not in any way. Potassium chloride is KCl and Magnesium chloride is MgCl2 KCl is used as fertilizers and MgCl2 is used as a highway anti-icer. The only thing they share is Cl in their compound.