Examlex
A spiral galaxy with an extremely luminous, active core is called a(n) _______________ galaxy.
TDC Compression
Top Dead Center on the compression stroke; the point at which a piston is closest to the cylinder head, just before fuel ignition.
Blue Exhaust Smoke
Smoke with a blue tint emitted from a vehicle's exhaust, typically indicating oil burning in the combustion chamber.
Combustion Chamber
A section of an engine where fuel and air are burned to produce energy.
Voltage
An amount of electrical potential, that is, the capacity to do work.
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