machine

A seat in a military aircraft which allows the pilot or other crew members to quickly escape in the case of emergency using an explosive charge or rockets.

A notched or forked part, adapted for holding an object in place.

The act, or result of independently increasing some quantity, especially voltage, power or current.

A harrow comprising a series of angled discs.

A compact group of pulleys, gears, springs, etc., working together or collectively.

To turn a switch to the "on" position in order to start or enable a device

A block for a wheel or other round object; a chock, wedge, prop, or other support, to prevent slipping.

A screw designed for a wood or a similar material, with a point, a relatively coarse thread, a thick shank, and, usually, an unthreaded portion of the shank at the head end.

An automobile designed for high speed and power, tight handling, and flashy looks.

A tubular sheath made of braided strands of metal placed around a central cable for shielding against electromagnetic interference.

A powerful, noisy, motorized saw, typically having a rotary blade with large teeth, sometimes portable and sometimes mounted into a table.

The person in charge of a ship's engine room

An aircraft that generates lift through the flapping of its wings.

The act of using a sledgehammer to bend or crush an object.

A type of action where the pressure from the fired cartridge blows a sliding mechanism backward to extract the fired cartridge, chamber another cartridge, and cock the hammer.

An input/output device that allows the user to interact with the computer by touching the display screen.

The position of a set of gears in which power cannot be transmitted to the drive mechanism.

To create (a hole) by removing material with a drill (tool).

To cause pitting on a surface being cut from the friction between the two surfaces exceeding the bond of the material at a point.

A valve designed to release a small amount of excess pressure from a system.