Which of the following is not used as a medium for high temperature heating? Options: A . &nbspDowtherm B . &nbspMercury C . &nbspLiquid metal (e.g. molten sodium) D . &nbspFused salts (e.g., an eutectic mixture of 53% KNO₃, 40% NaNO₂and 7% NaNO₃)

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

Question

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

Options:

A . Dowtherm

B . Mercury

C . Liquid metal (e.g. molten sodium)

D . Fused salts (e.g., an eutectic mixture of 53% KNO₃, 40% NaNO₂and 7% NaNO₃)

Answer: Option B

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