My thermostat uses the expansion/contraction of a drop mercury to conduct electricity and trigger when to turn off and on.voodoohotdog t1_iyaywpb wrote
Reply to comment by WFPBvegan2 in My thermostat uses the expansion/contraction of a drop mercury to conduct electricity and trigger when to turn off and on. by Iain_MS
These are the correct answers. Thank you great Sages.
WFPBvegan2 t1_iyb0mif wrote
At your service my friend.
LazerWolfe53 t1_iyckgom wrote
This guy is also correct
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