HAZWOPER 40: Lesson 15 Quiz 100% Correctly Solved

HAZWOPER 40: Lesson 15 Quiz 100% Correctly Solved Written records of sample collection, transfer, storage, analysis, and destruction are necessary for two reasons: to help ensure the proper interpretation of analytical test results, and: - Answer- To provide supporting evidence in case of a legal action If the soil is not hard and rocky, an auger can be used to bore a hole to a desired sampling depth. Which type of auger has limited use for sample collection? - Answer- Post hole auger To collect a shallow sample that is more than 10 feet from the water's edge, which sampler can be used? - Answer- Pond sampler Typically, environmental samples contain dilute concentrations of pollutants and are not as hazardous as the: - Answer- Hazardous waste samples It is important to realize that the water standing in a well, and immediately surrounding a well, does not generally represent the groundwater to be sampled. Therefore, the well must be (blank) before sampling by pumping or bailing it. - Answer- When manually sampling from a drum, cover drum tops with plastic sheeting or other suitable non-contaminated materials to avoid: - Answer- Excessive contact with the drum tops