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. What does "coarse sediment" refer to?
A. Particles smaller than 10 mn.
B. Particles of 10 mn size or larger.
C. Particles that appear as pinpoint flashes of light.
D. Particles that appear as a slight haze in a sample.
2. Which of the following is added to jet fuels to prevent dissolved water from freezing?
3. What should you do if JP-4 product has a pinkish color?
A. Send a sample for lab tests.
B. Remove the dissolved water from the product.
C. Add FSII.
D. Use the product immediately before further deterioration occurs.
4. Which of the following visually indicates contamination in a sample?
A. Drop in flash point.
B. Drop in initial boiling point.
C. Oily gum.
A. Immediately dispose of sample IAW HM/HW SOP.
B. Immediately notify the unit sending the sample.
C. Immediately check other product tanks for commingling.
D. Immediately take another sample and run another test.