(1) A small wooden cask in which grog was carried. (2) A type of marine steam reciprocating engine where two engines were used together on the same propeller shaft.

Legal documents that regulate construction to protect the health, safety, and welfare of people. Codes establish minimum standards but do not guarantee efficiency or quality.

A liquid piston compressor is a rotary compressor in which a vaned rotor revolves in an elliptical casing, with the rotor spaces sealed by a ring of liquid rotating with it inside the casing.

Is a pipe extending downward from the bottom of the airline to collect any condensation flow in the pipe.

A compartment where the crew lives.

An instrument for studying, or examining substances in, polarized light. See Savant polariscope.

Going toward the direction of the wind, by alternate tacks.

The lower yard on a mizzen mast of a square-rigged ship.

A means of billing electric power consumers to pay for the costs of demand side management/energy conservation measures and programs. (See also Benefits Charge.)

A mortgage whereby the borrower makes a half monthly payment every two weeks instead of the usual 12.

A knot with two half hitches loops - on the standing part of the line.

The length of time an individual retains an investment.

A small balloon whose ascent is followed by a theodolite in order to obtain data for the computation of winds aloft.

A barge which loads material dumped into it by a dredger and discharges the cargo through the bottom.

Recombination occurring in the emitter region of a photovoltaic cell.

A commmon term refering to an electricity transmission and distribution system.

The local climate of specific place or habitat, as influenced by landscape features.

An agreement made in Bretton Woods, USA in 1944 which established a post war fixed currency rate.

The amount which shareholders own in a publicly quoted company. Equity is the risk-bearing part.

A rail car without a roof and walls.