mercury switch
noun1
A switch that opens and closes an electric circuit through a small amount of liquid mercury.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
A switch that opens and closes an electric circuit through a small amount of liquid mercury.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
Do you accept non-essential analytics cookies?