Environmental Hazard
Due to the small size of brachytherapy sources and low control in early decades, there is a risk that some of these have escaped into the environment to become orphaned sources. A radium needle was found in a Prague playground in 2011, radiating 500 µSv/h from one metre away.
Read more about this topic: Brachytherapy
Famous quotes containing the word hazard:
“I, who am king of the matter I treat, and who owe an accounting for it to no one, do not for all that believe myself in all I write. I often hazard sallies of my mind which I mistrust.”
—Michel de Montaigne (1533–1592)