Blackout coating
Blackout coating means a type of specialty coating applied on selected vehicle surfaces (including areas of the engine compartment visible through the grill, and window and pillar trim) to provide a cosmetic appearance. Typically black or dark gray color. Blackout coating may be included in either the primer-surfacer or topcoat operations.
Source
40 CFR § 63.3176
Scoping language
Terms used in this subpart are defined in the CAA, in the General Provisions of this part, and in this section as follows: