1.

Which of the following is not used as a medium for high temperature heating?%!

A. Dowtherm
B. Mercury
C. Liquid metal (e.g. molten sodium)
D. Fused salts (e.g., an eutectic mixture of 53% KNO‚ÇÉ, 40% NaNO‚ÇÇand 7% NaNO‚ÇÉ)
Answer» C. Liquid metal (e.g. molten sodium)


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