Asbestos Project Monitor Exam Questions with Correct Answers Name the two classifications of asbestos fibers - Correct Answer Serpentine and Amphibole Of the six types of asbestos fibers, which are the two most common? - Correct Answer Chrysotile and Amosite Which type of asbestos is the most difficult to keep wet? - Correct Answer Amosite What is asbestosis? - Correct Answer Scarring of the lung tissue and alveoli What is mesothelioma? - Correct Answer Abnormal, uncontrolled growth (pleural and peritoneal membranes).What is lung cancer? - Correct Answer Abnormal, uncontrolled cell growth of the lungs.What are pleural plaques? - Correct Answer Smooth, white raised irregular areas of fibrous collagen tissue that develop on the pleura and become calcified. Not considered pre-malignant. Hyaline material.What is a latency period? - Correct Answer Time between exposure and onset of symptoms. Acute, intermediate, chronic. Asbestos latency is usually 10-20+ years.What is the relationship between smoking and asbestos exposure? - Correct Answer Synergistic. It is 50-90x increased risk factor.What does NESHAP stand for? - Correct Answer National Emission Standard for Hazardous Air Pollutants.What is the purpose of the NESHAP regulation? - Correct Answer No visible emissions Which regulatory agency enforces NESHAP? - Correct Answer EPA 1 / 2
What does AHERA stand for? - Correct Answer Asbestos Hazard Emergency Response What is the purpose of the AHERA regulation? - Correct Answer Regulate asbestos in school buildings (public and private non-profit K-12 schools) Which regulatory agency enforces AHERA? - Correct Answer EPA What does OSHA stand for? - Correct Answer Occupational Safety and Health Administration What is OSHA's purpose? - Correct Answer To protect the employee/worker.What is the PEL (acronym)? - Correct Answer Permissible Exposure Limit What number is associated with the excursion limit (EL)? - Correct Answer 1.0 f/cc What is the 8-hour TWA for PEL? - Correct Answer 0.1 f/cc What is the standard for asbestos clearance? - Correct Answer 0.01 f/cc Does OSHA have a clearance limit requirement for containments? - Correct Answer No, AHERA and individual states do.Name the five asbestos control techniques. - Correct Answer Removal, encapsulation, enclosure, repair, and O&M Explain the removal technique. - Correct Answer Taking away the hazardous material Explain the encapsulation technique. - Correct Answer Covering with a liquid barrier that hardens.What are the two types of encapsulation techniques? - Correct Answer Bridging and Penetration Explain the enclosure technique. - Correct Answer sealing it behind a solid barrier (6-sided)
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