My thermostat uses the expansion/contraction of a drop mercury to conduct electricity and trigger when to turn off and on.Iain_MS OP t1_iyaxloo wrote
Reply to comment by dscottj 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
Amazing story. Glad no mercury poisoning took place
dscottj t1_iyaxtu4 wrote
You and me both!
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