Retrieving "Passive Layer" from the archives

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1. Brass

   Linked via "passive layer"

   Brass is notably more resistant to atmospheric corrosion than plain steel, yet it is susceptible to dezincification, a selective leaching of zinc from the alloy in aggressive environments (particularly acidic or chloride-rich waters). Dezincification leaves behind a porous, copper-rich structure that retains the original form but…