HAZWOPER MODULE 71-81 EXAM 2024 WITH 100% CORRECT ANSWERS

HAZWOPER MODULE 71-81 EXAM 2024 WITH 100% CORRECT ANSWERS The purpose of ______ is to determine the characteristics of a source material based on testing a small selected amount - correct answer Sampling Samples should be preserved at what temperature? - correct answer 4°C Hazardous waste samples are taken from the _____ of the contamination - correct answer Source Sampling can be one of the most _____ activities on a hazardous waste site - correct answer Dangerous For undisturbed soil cores 18-24in in length, a _____ is used - correct answer Split spoon sample _______ are useful when samples must be taken from depths beyond a pump's lifting capacity and when volatile component stripping is a concern. - correct answer Bailers Decontaminate drilling and sampling equipment thoroughly after to avoid ____ of the next well - correct answer Cross contamination Prior to sampling a groundwater well ______ must be done - correct answer Purging Do not ______ other drums to reach the drum being sampled, unless absolutely necessary - correct answer Lean over Selection of sampling equipment is ____ on the type of container and the material to be sampled - correct answer Dependent