"Area of airborne radioactivity" means any room, enclosure or area in which airborne radioactive material exists in concentrations:
Nev. Admin. Code § 459.020
NRS 459.201
"Area of airborne radioactivity" means any room, enclosure or area in which airborne radioactive material exists in concentrations:
Nev. Admin. Code § 459.020
NRS 459.201