A coating, paint, surface treatment or device that is used on a ship to control or to prevent the attachment of unwanted organisms.

An antifreeze is an additive which lowers the freezing point of a water-based liquid.

During loading and discharging the ship’s heel has to be kept to minimum to avoid jamming of containers in cell guides, twisting of ramps or damage of rolling cargo.

A device, like a cleat, which prevents a hatch cover from lifting up.

A ring installed in the upper end of the cylinder in order to remove deposits from the piston top land and ensure proper cylinder function, no bore polishing, stable lube oil consumption and low wear of the liner.

The containers are connected longitudinally with so called “anti-racking spacers”, thus creating one 40-foot container out of two 20-foot ones. This system avoids...

A thin coating of a material, which reduces the light reflection and increases light transmission, applied to a photovoltaic cell surface.

Transverse tanks installed at suitable height and distance from the ship center line in order to generate anti-rolling forces by phased flow of large volume of liquid.

Bilge keels, fin stabilisers. See Roll stabilisation.

An antistatic agent is a compound used for treatment of materials or their surfaces in order to reduce or eliminate buildup of static electricity.

The American Petroleum Institute gravity, or API gravity, is a measure of how heavy or light a petroleum liquid is compared to water: if its API gravity is greater than 10, it is lighter and floats on water; if less than 10, it is heavier and sinks.

The portions of a vessel extending beyond the main hull outline including such items as rudder, propellers, struts, shafts, shaft bossings, sonar domes and bilge keels.

Applied engineering education is defined as a program that generally prepares individuals to apply mathematical and scientific principles inherent to engineering to the management and design of systems, execution of new product designs, improvement of manufacturing processes, and the management and direction of the physical or technical functions of an organization.

The Appropriate Infrastructure Development Group provided access to environmentally friendly infrastructure in impoverished communities in developing countries through a combination of business incubation, education, and direct outreach.

Equipment of the design that has been tested and approved by an appropriate authoritysuch as a government department or classification society.

Recognizing that no one solution is suitable across all ship types Wärtsilä Water Systems designed two technology choices for Ballast Water Management: AQUARIUS® UV and AQUARIUS® EC.

Aqueous homogeneous reactors are a type of nuclear reactor in which soluble nuclear salts (usually uranium sulfate or uranium nitrate) are dissolved in water.

An aquifer is an underground layer of water-bearing permeable rock, rock fractures or unconsolidated materials.

A method of seasonal thermal energy storage that utilises underground aquifers.

A method of settling disputes by one or more arbitrators. Quicker and less expensive than taking a case to court.