Exposure - Being exposed to ionizing radiation, radioactive material, or other hazardous materials. Radiation exposure is measured in Roentgens (R) or the subunit milliroentgens (mR). For practical. purposes, one roentgen is equal to one rem.
581-590 Credit Score: A score in this range is evident of a poor credit history, which is a turn-off for many lenders. 591-600 Credit Score: Get your score up to 600 to become eligible for more types of loans and at lower interest rates. This is still borderline poor credit.
What is a Good Credit Score. For a score with a range between 300-850, a credit score of 700 or above is generally considered good. A score of 800 or above on the same range is considered to be excellent. Most credit scores fall between 600 and 750.