10 CFR 20.1701 : Energy (§ 1.1 To Parts 1801-1899) — (§ 1.1 To Appendix S To Part 50) — Nuclear Regulatory Commission (§ 1.1 To Appendix S To Part 50) — Standards For Protection Against Radiation (§ 20.1001 To Appendix G To Part 20) — Respiratory Protection And Controls To Restrict Internal Exposure In Restricted Areas (§ 20.1701 To § 20.1705) — Use of process or other engineering controls.
4 Aug 2016
The licensee shall use, to the extent practical, process or other engineering controls (e.g., containment, decontamination, or ventilation) to control the concentration of radioactive material in air.