A type of solar thermal collector where the heat transfer fluid flows through tubes formed in the absorber plate.

A type of solar thermal collector that has tubes (pipes) that the heat transfer fluid flows through that are connected to a flat absorber plate.

The formation of localized corrosion products scattered over the surface in the form of knoblike mounds called tubercles.

A small vessel fitted for towing.

A powerful, strongly built boat designed to tow or push other vessels, and to assist in maneuvering a ship in a confined area.

An air operated device for hoisting or pulling. Similar to a slusher or winch

A calorimetric radiation instrument of historic interest used for the measurement of outgoing heat radiation from the earth during an interval of time. The time integration is performed by allowing the radiation to fall on an uninsulated vessel containing ...

The distance the ship's side falls in towards the center line above the load water line. Opposite of flare.

A receptacle, open to atmosphere, that is used to used to collect condensate. For example, two or three drain pipes from various filters may be discharging into a funnel. In this case the funnel is a tundish.

A type of incandescent lamp that contains a halogen gas in the bulb, which reduces the filament evaporation rate increasing the lamp life. The high operating temperature and need for special fixtures limits their use to commercial applications and for use ...

The adjustment of the standing rigging, the sails and the hull to balance the boat for optimum performance.

A device for converting the flow of a fluid (air, steam, water, or hot gases) into mechanical motion.

An ornamental knot to provide a stopper on the end of a line.

Complete encirclement of a cleat, bollard, pin or winch by a line.

The ratio of a boiler's or gasifier's maximum output to its minimum output.

Go to bed without undressing.

The point where the bottom and the sides of a ship join.

An order to commence ship's work.

To capsize.

To fasten a rope securely by taking turns around a cleat or bollard.