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

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.

Place where cargo is transferred to another carrier.

On a square-rigged ship, the area between the after end of the forecastle and the forward end of the booms where lines, blocks, and tackle were stored.

A large square of heavy canvas fitted with lines to allow it to be drawn under the hull of a ship where it is damaged. The pressure of the seawater holds it tight against the ship and greatly reduces the inflow of water.

Applies to vessels, not to cargo, (0.2+0.02 log10V) where V is the volume in cubic meters of all enclosed spaces on the vessel.

The power required to compress a gas isothermally through a specified range of pressures.

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

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

The position of anchor as it is raised clear of the bottom.

Media of heat transfer in a refrigeration unit. R12 and R22 are commonly used refrigerants.

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

A mechanical, electrical, or manually operated pump used to remove water from the bilge.

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

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

Required lights on a boat help others determine its course, position and what it is doing. Boats underway should have a red light visible from its port bow, a green light on the starboard bow and a white light at its stern. Other lights are required for v ...

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.

Where the boat is pointed directly into the wind, sails luffing