A solar water or space-heating system that use pumps or fans to circulate the heat-transfer fluid from the solar collectors to a storage tank subsystem.

The effect produced by polarization of the anode in electrolysis. It is characterized by a sudden increase in voltage and a corresponding decrease in amperage due to the anode becoming virtually separated from the electrolyte by a gas film.

The efficiency of the filter in removing some portion of a specified test contaminant under a specific set of laboratory conditions. It determines the mass of the contaminant the filter removes from a known sample introduced to the filter.

The unfortunate man who was assigned to remain on deck to watch over the ship's safety while the ship was in harbor, and the rest of the crew were off duty.

OBServation.

Load / Discharge Borkers term : average load/discharge rate per day, in tons. (L/D 6000/3000). Usually followed by more details about the method of counting the days.

A component of a heat pump that stores liquid and keeps it from flooding the compressor. The accumulator takes the strain off the compressor and improves the reliability of the system.

Pertaining to the action or effect of the wind. Derived from the name of the Greek god of the winds, Aeolus.

A former credit card system which was sold to Mastercard and.

A chemical substance or combination of substances that prevent or reduce the rate of the anodic or oxidation reaction by a physical, physico-chemical or chemical action.

The change in the initial anode potential resulting from current flow effects at or near the anode surface. Potential becomes mode noble (more positive) because of anodic polarization.

Any Time Day/Night Sundays and Holidays Included

(1) The portion of solution in immediate contact with the anode, especially if the concentration gradient is steep. (2) The outer layer of the anode itself.

A term used to describe precipitation that has become acidic (low pH) due to the emission of sulfur oxides from fossil fuel burning power plants.

Free on Board: Export term in which the price quoted by the exporter does not include the costs of ocean transportation, but does include loading on board the vessel.

(AMPS)In the US, this system provides access to information helpful to the NYSE staff in managing.

Delivered Duty Unpaid Delivered duty unpaid means that the seller delivers the goods to the buyer, not cleared for import, and not unloaded from any arriving means of transport at the named place of destination. The seller has to bear the costs and risks ...

An electronic device that controls the rotational speed of motor-driven equipment such as fans, pumps, and compressors. Speed control is achieved by adjusting the frequency of the voltage applied to the motor.

In a system of moist air, the ratio of the mass of water vapor to the total volume of the system. Usually expressed as grams per cubic meter (g/m3).

The practice of setting aside a proportion of the main earner's pension fund on divorce, benefits.