##  [Passive Film Breakdown](/passive-film-breakdown) 

  ##  [Passive Film Breakdown](https://natural.quantumdictionary.io/passive-film-breakdown-0) 

  

 [![Natural & Formal Sciences Dictionary](/sites/default/files/styles/large/public/2026-01/Natural%20%26%20Formal%20Sciences.png.webp?itok=2kCDRVQv)](/topic-specific-dictionaries/natural-formal-sciences)



**Natural & Formal Sciences Dictionary**

 







 

 

 

 



 

 

 

 

Definition

Loss, breach, or localized failure of a protective passive oxide or chemisorbed film on a metal surface that exposes the underlying metal to rapid, localized corrosion.