phosphatizing
/ˈfɑsfəˌtaɪzɪŋ/
noun
- The process of coating metal with a phosphate layer to prevent rust or prepare it for painting.
- Proper phosphatizing ensures the paint sticks to the surface for years.
- Phosphatizing is a common step in car manufacturing to protect the body from corrosion.
- The factory uses a phosphatizing bath before painting the metal parts.