Technician A says a 70-30 mixture of water and ethylene glycol is the best coolant formula for most engines.Technician B says a 50-50 mixture of water and ethylene glycol is the best coolant formula for most engines.Who is correct?

Question

Quizplus · Accepted Answer

A 50-50 mixture of water and ethylene glycol is widely recommended for most engines because it provides an optimal balance between freezing and boiling protection, as well as efficient heat transfer.

Technician a Says a 70-30 Mixture of Water and Ethylene