Question 175Safety & Environmental - QMED70% to pass
Span gas is used aboard liquefied natural gas carriers to .
AI Explanation
The correct answer is B) calibrate the gas leak detectors.
Span gas is a calibration gas used to check and adjust the sensitivity of gas detection equipment aboard liquefied natural gas (LNG) carriers. The gas detectors are critical safety devices that monitor for the presence of natural gas vapors, which are highly flammable. Span gas is used to ensure these detectors are functioning properly and can accurately measure gas concentrations. The other answer choices are incorrect, as they do not describe the primary purpose of span gas on LNG carriers.
Related Questions
#173 Which of the gases listed is the poisonous gas most likely to be found in a closed compartment involved in a fire? #174 A tank has been sealed and unventilated for a long period of time. Which of the following statements is true? #176 An LNG carrier has an approved type of gas detecting system to detect methane leaks in the _______________.#177 Radiation can cause a fire to spread by _______________.#178 Which of the following conditions represents the appropriate time for setting off distress flares and rockets?