A positive displacement air compressor which has no oil injected into the compression chamber for lubrication, cooling or sealing

Provision in a salvage agreement that money is not payable unless the property is salved in accordance with that accordance.

An arbitrary filter efficiency rating.

A sturdy railing or elevated guard rail around the deck at the stern. also known as Pushpit

A gap unintentionally left uncovered while painting or varnishing.

Any boat built to certain standards or rules so that is like all others in the same class.

On ships, the stern and stem are marked in feet to show the draft or depth of the vessel.

A small low rail around the deck of a boat. The toe rail may have holes in it to attach lines or blocks and to allow drainage. A larger wall is known as a gunwale.

Sink by filling with water.

An anchor or weight, permanently attached to the sea floor, with a buoy going to the surface, used to hold the boat in a certain area.

An area of the North Atlantic east of the Bahamas where a powerful eddy in the water causes Sargasso weed to collect in vast quantities and float on the surface.

To install the sails on the boom or the forestay.

Any raised portion of a vessel/s hull above an upermost continuous deck such as a poop, bridge or forecastle and extending from side to side of the vessel.

Are those constituents in the suction gas that cannot be condensed to a liquid with the cooling medium available.

To let go altogether.

A black ball visible in all directions, displayed in the forward part of a vessel to indicate that the vessel is anchored.

Towards the sides of the vessel (with reference to the centerline).

Carry over of particles or contaminant from the filter or other filter materials into the clean side of the air flow.

Said of the anchor when just clear of the bottom (leaving or moving).