Lead Inspector/Assessor California Final Exam Questions And Actual Answers 2024.

Atomic Symbol for Lead and origin Latin word? - Answer Pb; plumbum meaning "liquid silver" What form of lead is mostly used in the United States? - Answer #1 Form: Lead Acid Batteries, #2 Form: Ammunition, #3 Form: Paints & Coatings Why is/was lead added to paint? - Answer Durability. Other qualities include: prevents mold growth & corrosion, soundproofing, quick drying. What is white lead? - Answer Major form of lead used in paint before 1950, it was the only white paint used in European paintings until 19th century, heavy consistency, fastest drying white paint. What does Presumed Lead-Based Paint refer to? - Answer Residential structures built prior to January 1, 1978/ also called Target Housing. Supplied Air Respirators (SARs) must use what grade air and what hose length? - Answer Grade D Air (oxygen level greater than or equal to 19.5% and less than or equal to 23.5%), hose must not exceed 300 feet in length. When do you replace coveralls daily? When do you replace them weekly? - Answer Weekly replacement if exposed to 50 - 200 μg/m3. Daily Replacement if exposed to more than 200 μg/m3. When are you required to wear a respirator? - Answer When an employee's exposure to lead exceeds the PEL, work operations for which engineering controls and work practices are not sufficient enough to reduce levels to below PEL, when an employee requests a respirator, and when respirators are used for interim practices during trigger tasks. EPA/HUD definition of Lead-Based Paint? - Answer ≥ 0.5% by weight or ≥ 1.0 mg/cm2 or ≥ 5000 ppm