In the activities or operations where the workers may be exposed to the ionizing radiation, tolerance limits, the principles, the obligations and basic controls for the protection of people and and the environment from any possible undue effects caused by the ionizing radiation, are listed in CNEN-NE-3.01: Basic Guidelines for Radiation Protection, July 1988, approved on an experimental basis, by Resolution CNEN no. 12/88, or those which they will replace it.
Health, Safety and Environment (HSE) in Brazil
