Random, and odorless and invisible gas and a decay product of radium 226, has long been known to cause lung cancer.
Weinhouse
S
S
D003120:Colorado; D006801:Humans; D008175:Lung Neoplasms / Q000209:etiology*; D008906:Mining; D009381:Neoplasms, Radiation-Induced / Q000209:etiology*; D011886:Radon / Q000009:adverse effects*; D014501:Uranium
D014501:Uranium; D011886:Radon