What is the dose limit set by Jefferson Lab for non-radiation workers?

The dose limit set by Jefferson Laboratory for non-radiation workers is 50 millirem (mrem). This value aligns with the general principle of keeping radiation exposure to non-radiation workers as low as reasonably achievable (ALARA). By establishing a 50 mrem limit, the lab aims to minimize the potential health risks associated with ionizing radiation while still allowing for necessary operational activities that involve radiation.

This limit is particularly important for individuals who do not routinely work with radioactive materials or in controlled radiation areas, as it helps to ensure that their exposure remains within safe levels, thereby protecting their health. The focus on a lower limit recognizes the added vulnerability of those not trained or equipped to handle radiation safely.

In contrast, limits such as 100 mrem, 1 rem, and 500 mrem would propose higher thresholds that may not align with the precautionary principle applied in environments where radiation exposure must be closely managed, particularly for workers without specific radiation safety training.