Which of the following may affect the quality or purity of the vessel’s contents?
A. Corrosion
B. Scale buildup
C. Underpressurization
D. Overpressurization
A. Incorrect. Corrosion causes thinning, pitting, or cracking (as in chloride stress corrosion) of vessel walls, which can lead to leaks or cause the integrity of the vessel to be compromised.
B. Correct. Scale buildup may affect the quality or purity of the vessel’s contents.
C. Incorrect. Tanks may collapse inward (implode) if underpressurized.
D. Incorrect. Tanks can rupture as a result of overpressurization.
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