A law that requires electric utilities to purchase electricity produced from qualifying power producers that use renewable energy resources or are cogenerators. Utilities are required to purchase power at a rate equal to the avoided cost of generating the ...

Tuesday 29th October 1929 when stock prices on Wall Street.

The process of modifying some characteristic of a wave (the carrier) so that it varies in step with the instantaneous value of another wave (the modulating wave) in order to transmit a message. The modified characteristic may be frequency, phase, and/or a ...

A mercury barometer arranged so that the position of the upper or lower meniscus may be measured photographically. In one design the image of the meniscus is formed on a rotating drum covered with sensitized paper so that a continuous record of pressure a ...

A thermometer based upon the principle that the velocity of a sound wave is a function of the temperature of the medium through which it passes. Sonic thermometers possess very short time-constants and eliminate radiation error.

Where the engines of a ship are confined.

An astray shipment (a lost shipment that is found) sent to its proper destination without additional charge.

A type of combustion heating system in which combustion air is drawn directly from outside and the products of combustion are vented directly outside. These features are beneficial in tight, energy-efficient homes because they will not depressurize a home ...

A group of solar photovoltaic modules connected together.

(Bridging loan) Term commonly applied to news wires carrying price and background information on securities and.

See: 'intestate.

A unit of pressure used with vacuum pumps, equal to 1mm of mercury and 133.32 Pascal's.

Leaning out over the side of the boat to to counteract heel and balance it.

Type of wrench used to tighten or loosen fire hose fittings.

The space between the two sides of the shell of a block in which the sheave is fitted.

A load management objective that moves loads from on-peak periods to off-peak periods.

A quality of compressed air for use with pneumatic instruments and controls. (usually dry and free from contaminants)

Light, warm wind on surface of sea.

A platform and protective coaming setting high up on a mast, to accommodate the look-out aloft while the ship is at sea.

The general preparation of a vessel to make ready for the sea in all respects.