Friday, 23 April 2021, 12:28 PM
Site: IMI eLearning
Course: IMI eLearning (IMI eLearning)
Glossary: Automotive Glossary


A mixture of metals and other elements to form a metal with specific properties such as phosphor bronze used for bushes.

Alternative fuel

A fuel used in vehicles that comes from a source other than petroleum, such as ethanol made from corn and biodiesel made from vegetable oil.


An electrical generator attached to and driven by a motor vehicle engine.

Alternator Brushes

Soft carbon brushes that conduct electricity to the field windings via the slip rings.


Non-ferrous metal used as a substrate or a pigment.

Aluminium Oxide

Sharp and hard abrasive - used in dry-flatting Production papers

Ambient Pressure

Air pressure in the surrounding area.

Ambient Temperature

Temperature of the air surrounding an object.


Instrument for measuring electrical current.


A compound of nitrogen and hydrogen with the formula NH3. It is normally encountered as a gas with a characteristic pungent odour but can be included in a water based form into cleaning compounds for example.