Cylinder.

The underside of the deck, viewed from below the ceiling.

International Chamber of Shipping

A form of erosion-corrosion generally associated with the local impingement of a high-velocity. Flowing fluid against a solid surface.

British Rig Owners Association

Hydrostatic Balanced Loading. Method of loading large oil tankers which allows to extends the lives of tankers from 25 to 30 years with regard to MARPOL phase-out provision.

Heavy longitudinal timbers fastened over the keelson. The timbers of the bow and stern are fastened to the deadwood.

Tanker Fresh Water.

The quality, state or degree of being acid. In oils, acidity denotes the presence of acid-type constituents whose concentration is usually defined in terms of neutralization number.

A block of wood or iron, placed through the hole in the heel of a mast, and resting on the trestle-trees of the mast below. This supports the mast. Also, a wooden pin, tapered, used in splicing large ropes, in opening eyes, etc.

A water-temperature thermometer provided with an insulated container around the bulb. It is lowered into the sea on a line until it has had time to reach the temperature of the surface water, then withdrawn and read. The insulated water surrounding the bu ...

A man employed in a vessel of war to take charge of a storeroom; as, boatswain's yeoman the man that has charge of the stores, of rigging, etc.

An air operated device for hoisting or pulling. Similar to a slusher or tugger or An engine for handling drafts of cargo secured on deck and fitted with drums on a horizontal axle.

Mean Low Water

American Institute of Marine Underwriters.

Free Despatch

Oil Pollution Act of 1990 (USA)

Ore/Oil Carrier

A sliding or hinged opening in the deck, providing people with access to the cabin or space below; an opening in a boat's deck fitted with a watertight cover.

Time-dependent strain occurring under stress. The creep strain occurring at a diminishing rate is called primary creep; that occurring at a minimum and almost constant rate, secondary creep; and that occurring at an accelerating rate, tertiary creep.