All sources of radiation shall be shielded, transported, handled, used and kept so as to prevent all users thereof and all persons within effective range of them from being exposed to unnecessary radiation.
Mo. Rev. Stat. § 192.430
Radiation sources to be kept safe
Effective: 28 Aug 1963; (L. 1963 p. 359 § 4)
Official source: Missouri Revisor of Statutes. Reproduced from public-domain Missouri statutes; confirm against the official source for the current text. Not legal advice.