Which antifreeze will require the highest concentration to maintain 0°F (−18°C) freeze protection?
A)Ethylene glycol (EG).
B)Propylene glycol

Name: Which antifreeze will require the highest concentration to maintain 0°F (−18°C) freeze protection? A)Ethylene glycol (EG). B)Propylene glycol
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Question

Quizplus · Accepted Answer

Propylene glycol requires a higher concentration than ethylene glycol to achieve the same level of freeze protection because it has a lower freezing point depression efficiency.

Which Antifreeze Will Require the Highest Concentration to Maintain 0°F