AC See Alternating Current.

Acceleration The rate of change of velocity with time.

Adiabatic Process A thermodynamic process in which the net heat transfer to or from the working fluid is zero.

Alternating Current Electrical current that alternates directions in a repetitive pattern.

Anaerobic Environment An environment that does not contain any oxygen.

Atomic Vapor Laser Isotope Separation A method by which specially tuned lasers are used to separate isotopes of uranium using selective ionization of hyperfine transitions.

Auto Refrigeration A process in which liquefied natural gas (LNG) is kept at its boiling point so that any heat that is conducted through the tanker walls is countered by the latent heat of vaporization, energy that is lost ...

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