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Module C (Quizlet) 6
Technical Escort - Chemical Operations
| Question | Answer |
|---|---|
| What are the different types of samples? | Environment, CBRN, matrix, background, blank and medical |
| What are the two sample collection techniques? | Grab and composite sampling |
| What are the three strategies of sampling? | Random, systematic and judgmental/selective |
| Environment sample definition | Removed from common natural materials, such as water, soil or vegetation |
| CBRN sample definition | Includes chemical, biological, radiological warfare agents and toxic industrial materials (TIMs) |
| Background sample definition | Collected away from the source area to isolate the effects of the source or site on the sampling process |
| Blank sample definition | A collection item that is taken to the field for a collection mission, but it is not used |
| Medical sample definition | Specimen is taken from animals or humans suspected of being infected with a biological agent |
| Grab sample definition | A sample removed at a single point in time from one location |
| Composite sample definition | Samples are taken at multiple locations at one time or at one location over a course of time and then combined together |
| Random sampling definition | An unmethodical sampling of the target |
| Systematic sampling definition | An objective strategy where samples are taken at predetermined intervals |
| Judgmental or selective sampling definition | A subjective strategy where sites are selected based on the assessment or determination of the sampling team |
| What type of gloves should be used for chemical samples? | Nitrile gloves |
| What type of gloves should be used for biological samples? | Nitrile or latex gloves |
| What kind of jar should you place chemical samples in? | A glass jar |
| What dimensions of fabric should be cut for clothing and upholstery samples? | 3 1/2" by 3 1/2" |
| What dimensions of carpet should be cut for sampling? | 1 1/2" by 1 1/2" |
| What are the two common tools used to sample drums? | Glass thief and COLIWASA sampler |
| What does COLIWASA sampler stand for? | Composite liquid waste sampler |