Kampanaruostin
Kampanaruostin is a Finnish term that translates to "campaign rust" or "campaign corrosion." It refers to the deterioration or degradation of materials that occurs due to prolonged exposure to the environmental conditions encountered during military campaigns. This phenomenon is particularly relevant to historical military equipment, such as weapons, vehicles, and protective gear.
The effects of kampanaruostin can manifest in various ways, including rust formation on metal components, weathering