: A galvanic cell forms where silver acts as the cathode and copper as the sacrificial anode.
Historically, "Red Plague" has been used as a derogatory label for various political movements: Red Plague
In the aerospace and electronics industries, "Red Plague" is the nickname for corrosion ( : A galvanic cell forms where silver acts
: More recently, "Ciuma Roșie" (Romanian for Red Plague) was used by protesters (2017–2019) to describe the Social Democratic Party during anti-corruption demonstrations. Red Plague
: It was a common epithet for Communism , notably appearing in Józef Szczepański's 1944 poem Czerwona Zaraza during the Warsaw Uprising.
: It manifests as a fine, reddish-brown powder or spots on the surface of the silver plating.