Amount of time for a compressor to complete one cycle.

a type of separator for removal of larger particles from an exhaust gas stream. Gas laden with particulates enters the cyclone and is directed to flow in a spiral causing the entrained particulates to fall out and collect at the bottom. The gas exits near ...

A means of purifying an air stream by using both gravitational and centrifugal forces.

The piston chamber in a compressor or actuator.

[meaning]

Abbreviation for "Dangerous and Hazardous" cargo.

Abbreviation for "Doing Business As." A legal term for conducting business under a registered name.

Department of Transportation.

A synthetic polyester material.

Similar to a centerboard, except that it is raised and lowered vertically in a trunk rather than pivoted. Like a keel, daggerboards are used to reduce leeway by preventing a sailboat being pushed sideways by the wind.

States that the total pressure of a mixture of gases is equal to the sum of the partial pressures of the constituent gases. The partial pressure is the pressure each gas would exert if it alone occupied the volume of the mixture.

A brand of lightweight anchor. It has pivoting flukes that dig into the ground as tension is placed on the anchor.

A curved metal spar for handling a boat or other heavy objects.

A small crane that projects over the side of the boat to raise or lower objects (such as smaller boats) from or to the water.

Nautical slang for the spirit of the sea, usually in the form of a sea devil. Davy Jones's Locker is the bottom of the sea, the final resting place of sunken ships, articles lost or thrown overboard, and of men buried at sea.

A fixed navigation aid structure, visible during the day, used in shallow waters upon which is placed one or more daymarks.

A signboard attached to a daybeacon to convey navigational information presenting one of several standard shapes (square, triangle, rectangle) and colors (red, green, orange, yellow, or black). Daymarks usually have reflective material indicating the sha ...

A small boat intended to be used only for short sails or racing.

Black diamond, ball, and cone shapes hoisted on vessels during the day to indicate restricted movement, ability, or type. For example three balls means aground.

Direct current. A continuous, one directional flow of electricity