My thermostat uses the expansion/contraction of a drop mercury to conduct electricity and trigger when to turn off and on.WFPBvegan2 t1_iy9pmy3 wrote
Reply to comment by ksquires1988 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
This is correct.
voodoohotdog t1_iyaywpb wrote
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
darrellbear t1_iybvsvj wrote
It's called a mercury switch, used to be pretty common.
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