Ok-Drink-1328
Ok-Drink-1328 t1_iyc2f0w wrote
Reply to My thermostat uses the expansion/contraction of a drop mercury to conduct electricity and trigger when to turn off and on. by Iain_MS
it's a mercury switch, it works by leaning on one side or the other (mechanically), when the mercury touches both contacts inside the glass vial the contact is formed and stuff turns on
Ok-Drink-1328 t1_jdbch8d wrote
Reply to My work uses the same rating as movies for their equipment by Ok-Gate3419
sooooooooo what are you supposed to stick in that hole? it doesn't seem safe o_O