Aviation

Aviation

Dealing with vehicles or machines used in flight or propulsion through the air.

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Aviation > Powerplant

P-lead

Aviation; Aircraft maintenance

Primary lead. The wire that connects the primary winding of a magneto to the ignition switch. The magneto is turned off by grounding its P-lead.

fractional distillation

Aviation; Aircraft maintenance

Procedure used for separating various components from a physical mixture of liquids. Crude oil is a mixture of many different types of hydrocarbon fuels which can be separated by ...

flock

Aviation; Aircraft maintenance

Pulverized wood or cotton fibers mixed with an adhesive. Flock, attached to a wire screen, acts as an effective induction air filter for small reciprocating engines.

fuel-air mixture ratio

Aviation; Aircraft maintenance

Ratio of the number of pounds of fuel to the number of pounds of air in the mixture burned in cylinders of a reciprocating engine.

channel-chromed cylinders

Aviation; Aircraft maintenance

Reciprocating engine cylinders with hard chromium-plated walls. The surface of this chrome plating forms a spider web of tiny stress cracks. Deplating current enlarges the cracks ...