Cobalt-60 (60C)Cobalt-60 is the most common form of radioactive cobalt that is commercially available. It is used in the form of tracer and radioactive therapeutic agent.Cobalt-60 has a half life (the time in which a radioactive element looses 50%of its radioactivity) is 5.27 years.60Co decays by beta decay to the stable isotope … [Read more...] about Cobalt-60 Facts