There are two aspects to be considered for radioactive material. Long half-lives like Pu will contaminate areas for decades or centuries but have relatively small decays/second per unit mass. Short half-lives like Iodine disappear in months but have extremely high decays/second per unit mass.
Marilyn Monroe (born Norma Jeane Mortenson; June 1, 1926 â August 5, 1962) was an American actress and model. Famous for playing comic dumb blonde characters, she became one of the most popular sex symbols of the 1950s, emblematic of the era's attitudes towards sexuality. Although she was a top-billed actress for only a decade, her films grossed $200 million by the time of her unexpected death in 1962.
Marilyn Monroe was born as Norma Jeane Mortenson (later baptized as Norma Jeane Baker) on June 1, 1926, in Los Angeles, California. During her all-too-brief life, Marilyn Monroe overcame a difficult childhood to become one of the world's biggest and most enduring sex symbols. During her career, Monroe's films grossed more than $200 million.