The following items will test your knowledge of the material covered in this lesson. There is only one correct
answer for each item. When you complete the exercise, check your answers with the answer key that follows. If
you answer any items incorrectly, go back to the part of the lesson that contains the information involved and
1. Which of the following samplers is used to take samples of liquid products of 12 psi or less RVP and samples
of semi-liquid products?
A. Drum Thief Sampler.
B. Core Thief Sampler.
C. Extended Tube Sampler.
2. What is the main difference between the innage tape and bob and the outage tape and bob?
A. The readings for the outage tape begin at the 2-inch level.
B. The readings for the innage tape begin at the 2-inch level.
C. The innage bob is made of nonsparking metal.
D. The outage bob is made of nonsparking metal.
3. Which of the following sample types is taken by submerging a stoppered, weighted bottle or beaker sampler
to a point as near as possible to the tank draw off point, opening the sampler, and raising it at a constant rate
so that it is 70 to 85% full when it emerges from the liquid?
A. Middle Sample.
B. Composite Sample.
C. All-Levels Sample.
D. Average Sample.
4. Which of the following is a safety precaution/procedure to be observed by all assigned laboratory personnel
A. Outage gaging should be to the nearest 1/8 inch.
B. Innage gaging should be to the nearest 1/4 inch.
C. The tape should never touch the rim of the gaging hatch.
D. The tape should touch the rim of the gaging hatch at all times.
5. Which of the following is a consideration that will need to be addressed in relation to sampling and gaging
A. Laboratory inspections.
B. Spill containment and cleanup.
C. PMCS on laboratory equipment.
D. Sample inventory.