Glossary Column 1

This comprehensive list of terms and definitions contains current terminology to keep you up to speed with industry experts. Click a letter below to begin browsing the corrosion glossary.


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either removal of the painted surface, covering the painted surface with an impermeable surface, or covering surface with heavy-duty coating or encapsulant.

Abradable coatings

coatings which are designed to be abraded by a mating surface to form a tight gas or air seal, while retaining good erosion resistance


material such as sand, crushed chilled cast iron, crushed steel grit, aluminum oxide, silicon carbide, flint, garnet, of crushed slag used for cleaning or surface roughening.

Abrasive blasting

see preferred termblasting.

Abrasive wear

wear due to hard particles or hard protuberances forced against and moving along a solid surface.

Absolute pressure

pressure above zero pressure; the sum of the gauge and atmospheric pressures.


to take in and engulf wholly.


A material, usually a porous solid, which takes another material into its interior. When rain soaks into soil, the soil is an absorbent.


a process in which molecules are taken up by a liquid or solid and distributed throughout the body of that liquid or solid. Compare with adsorption.


The process in which one substance is taken into the body of an absorbent.

Glossary Column 2

Key facts

"Beyond the cost, corrosion has a direct impact on public safety and the environment, affecting every constructed pipeline, roadway, bridge, building, ship, facility and consumer product made of metal, concrete or synthetic material."