Radium bromide Institute had four grams of radium total, which at the time was more than half the world supply. Countries all over the world set out to make as much radium as possible, a time consuming and expensive task. It was reported in "Science" magazine in 1919 that the United States had produced approximately 55 grams of radium since 1913, which was also more than half the radium produced in the world at the time. A principal source for radium is pitchblende, which holds a total of 257 mg of radium per ton of UO. Obviously with so little product recovered
Radium Cruiser the Mackenzie River for almost eight months of the year. Like her sister ship, "Radium Express", she was smaller than the "Radium King" and "Radium Queen", just long. In 2005 Atomic Energy of Canada published a study of the toxic legacy of the mining of radioactive ore at Port Radium. According to the report all but one of the surviving vessels of the Radium line were found to be free of contamination, with the exception of the "Radium Gilbert", but the disposition of the "Radium Cruiser" was not known. Radium Cruiser The Radium Cruiser was a Russel Brothers tugboat operated