Secondary Containment Coating
Definition - What does Secondary Containment Coating mean?
A secondary containment coating is an additional protective layer applied to a corrosion prone surface to remediate the potential failure of the primary layer. It provides an impermeable layer for a given vessel to prevent environmental pollution or spillage.
Corrosionpedia explains Secondary Containment Coating
Secondary containment coatings are often used on underground and above ground tanks that contain substances such as crude oil, petroleum products or chemicals that are hazardous to the environment when released.