GLOSSARY OF TERMS
The following is an alphabetical list of terms found in this technical bulletin. Many of these terms describe design
configurations found on Army vehicles. Others refer to aspects of corrosion discussed in the introductory chapters
of this technical bulletin.
Front windshield pillar at door opening.
Plastic or rubber plug used to fill holes in sheet metal.
High concentrations of chemical contaminants in the atmosphere which are driven
to earth by natural rainfall. Occurs mostly in heavy industrial areas.
Describes a metal, such as iron or steel, that is especially susceptible to corrosion.
A compound added to a fuel or lubricant to prevent corrosion, gum formation,
varnishing, sludge, and/or knocking.
A hidden obstruction, usually made of sheet metal, used as a support in the design
of a vehicle, or to prevent water or dirt from entering the area.
An imaginary line on a vehicle, usually in reference to a line along the bottom of a
vehicle's window, or up to and including the rubrail of cargo trucks.
Any area in a vehicle design that is totally or almost totally enclosed.
The breakdown of an organic coating to a powdery, chalky residue.
In vehicle design, an open support member found as U-shaped or A-shaped half
circle cross sections.
The process of dissolving or wearing away.
That part of a vehicle located between the front windshield and the rear of the
Corrosion occurring in a crevice formed by two or more sections of same or different
The arc-like section of a vehicle's rear support pillar located in from the rear wheel
The outer sheet metal of a door.
A chemical substance which contains electrically charged particles capable of
maintaining or holding an electric current.
The breaking away of surface material into flakes or layers.
Slang term for the extension of the front fender over vehicle headlights.
See Fender Support.
The cap at the end of some fender designs used to either finish the fender or to