1546. Which of the following is not used as a medium for high temperature heating?

Dowtherm
Mercury
Liquid metal (e.g. molten sodium)
Fused salts (e.g., an eutectic mixture of 53% KNO₃, 40% NaNO₂and 7% NaNO₃)
✅ The correct answer is option B.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top