The USPSTF recommends one-time screening for abdominal aortic aneurysm (AAA) with ultrasonography in men ages 65 to 75 years who have ever smoked. B: Men Ages 65 to 75 Years who Have Never Smoked
The NRTL Program recognizes mainly private sector organizations that provide product safety testing and certification services to manufacturers. The testing and certification are performed to U.S. consensus-based product safety test standards, on items for which the Occupational Health & Safety Administration (OSHA) requires safety standards.
Products that are UL-approved carry the UL Listed mark and have passed government-regulated safety tests performed by Underwriters Laboratories. The mark is most often seen on electrical equipment to show that it meets the required safety standards.