My thermostat uses the expansion/contraction of a drop mercury to conduct electricity and trigger when to turn off and on.dwarfgiant6143 t1_iybhyn7 wrote
I usually change those out when I can. They worked great for their time, but now people want them gone.
Iain_MS OP t1_iybr6km wrote
Any safety concerns? (Aside from if the mercury gets out somehow, which would obviously be bad).
dwarfgiant6143 t1_iychnfx wrote
just the mercury. The thermostats were basically bulletproof otherwise.
Iain_MS OP t1_iydc5pj wrote
Okay, good to know! Thank you
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