Each tank ship having an inert gas system must have portable instruments to measure concentrations of hydrocarbon vapor in inert atmospheres. The ship must also carry instruments that can measure concentrations of _________.
A
nitrogen
B
oxygen
C
carbon dioxide
D
water vapor
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Question 1 / 205eccef9dbacbc34ba4d45d18
Question 1 of 205eccef9dbacbc34ba4d45d18
Each tank ship having an inert gas system must have portable instruments to measure concentrations of hydrocarbon vapor in inert atmospheres. The ship must also carry instruments that can measure concentrations of _________.
Each tank ship having an inert gas system must have portable instruments to measure concentrations of hydrocarbon vapor in inert atmospheres. The ship must also carry instruments that can measure concentrations of _________.