Difference between revisions of "Additive"
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Additive
Any material or substance added to something else. Specifically,
a substance added to a propellant
to achieve some purpose, such
as a more even rate of combustion, or a substance added to fuels or lubricants to improve them or give them some desired quality, such as tetraethyl lead added to a fuel as an antidetonation agent, or graphite, talc, or other substances added to certain oils and greases to improve lubrication qualities.
References
This article is based on NASA's Dictionary of Technical Terms for Aerospace Use
