What is another word for metallic scale?
Pronunciation: [mətˈalɪk skˈe͡ɪl] (IPA) 
Metallic scale refers to the thin, flaky buildup of rust or other metal oxides on a metal surface. Synonyms for metallic scale include rust, corrosion, oxidization, tarnish, and patina. Rust is the most common term used to describe the reddish-brown scale that forms on iron and steel, while corrosion is a broader term that can refer to the deterioration of any metal due to chemical reactions. Oxidization describes the process by which oxygen reacts with a metal to form oxide compounds, which can lead to the formation of metallic scale. Tarnish refers to the discoloration that occurs on metal when it reacts with air or other chemicals. Patina is used to describe a thin layer of corrosion that forms on copper or bronze objects, which can provide a unique and attractive appearance.
