There is an interesting piece about Plutonium. It seems that Plutonium Batteries were used in some pacemakers. Here's the link: http://www.periodictable.com/Ite

There is an interesting piece about Plutonium. It seems that Plutonium Batteries were used in some pacemakers. Here's the link: http://www.periodictable.com/Items/094.3/index.qt.html http://www.periodictable.com/Items/094.3/index.qt.html