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Introduction to Oily Water Separators

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About this collection

MINTRA CET includes short topic-based sets such as incident investigation, accommodation safety, anchoring operations and firefighting. Study an individual module, then review your mistakes in your account.

“MINTRA CET — Introduction to Oily Water Separators” contains 9 questions across 1 collection.

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Sample questions and answers

These examples come from the published collection. Choose Learning to study questions in sequence, or Exam to check your knowledge.

What should be added to ensure there is no air in the separation chamber?

Multiple correct answers

  • Fresh water.✓ Correct answer
  • Seawater.✓ Correct answer
  • Oil.
What is the oily water separator used to treat?

Multiple correct answers

  • Contaminated water from any compartment in the ship.✓ Correct answer
  • Contaminated water and oily mixtures from bilge spaces.✓ Correct answer
  • Any accumulated water from bilge tank tops.✓ Correct answer
  • Contaminated oil from any compartment in the ship.
Which of the following are components of a centrifugal separator?

Multiple correct answers

  • A centrifuge separator.✓ Correct answer
  • A motor to spin the centrifuge.✓ Correct answer
  • An inlet and outlet piping systems.✓ Correct answer
  • A coalescence filter.
As the mixture flows through this filter, any remaining oil droplets are collected on the filter’s surface, where they are able to increase their size by joining up with other droplets.

One correct answer

  • True.✓ Correct answer
  • False.
For what reason might an alarm sound?

Multiple correct answers

  • When the oil content meter measures an oil in water reading of more than 15 parts per million.✓ Correct answer
  • If the flow of the oily mixture from the supply tank is reduced.✓ Correct answer
  • When the oil content is too low.

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