What is a 'Credit Facility'. A credit facility is a type of loan made in a business or corporate finance context, including revolving credit, term loans, committed facilities, letters of credit and most retail credit accounts.
The threshold limit value (TLV) of a chemical substance is a level to which it is believed a worker can be exposed day after day for a working lifetime without adverse health effects. Threshold limit value-Time weighted average (TLV-TWA): average exposure on the basis of a 8h/day, 40h/week work schedule.
In the same way, 105 CMR 120.200 establishes a limit for normal occupational exposure of 5 rems (0.05 Sv) a year. Although you will not necessarily get cancer or some other radiation effect at doses above the limit, it does mean that the licensee's safety program has failed in some way.