Radon Exam Actual Questions and Answers with complete solution

Radon Exam Actual Questions and Answers with complete solution According to the US EPA Citizens Guide to Radon, radon levels in most homes, can be reduced to: 2 pCi/L or less Homeowners should be advised to have their mitigation contractors stipulate that they will follow: Radon Mitigation Standards such as the US EPA, AARST, ASTM, or as recognized by their state radon office Prolonged exposure to radon is considered dangerous because radon can cause: lung cancer The most common radon mitigation technique at this time is: Active soil depressurization The Radon Action Level in the United States is: 4.0 pico Curies per liter of air The submembrane mitigation strategy is applicable to which of the following foundation types? Crawl space houses What is radon? An invisible, odorless, tasteless, naturally occurring, radioactive gas. What is the minimum deployment/sampling period for a short-term test? Two days What is the purpose of the US EPA Map of Radon Zones? To suggest where radon resistant new construction techniques would be the most cost-effectively employed. Which of the following best represents the recommendation of the U.S. EPA for citizen exposure to radon? Long-term exposure to elevated radon can increase the potential for lung cancer Which of the following is an acceptable location for the discharge of an active soil depressurization system? Above the eave of the roof. Which of the following locations is appropriate for the fan of an active soil depressurization system? Attic Which of the following Radon measurement approaches best estimates occupant exposure? A yearlong test with an alpha track detector in the lowest occupied level of the home with no special precautions for closed building conditions. A correct statement regarding radon testing in Zone 3 areas of the EPA Radon Potential Map is that such testing: is recommended. A significant difference between one room and the next in a building with a large central air handling system is often caused by: An unbalanced air distribution system