Revolutions per Minute

A propeller that can have the pitch of its blade changed to reduce drag when not in use.

Wind with a speed between 22 and 27 knots (25 and 31 mph); Beaufort scale number 6.

Telecommunication Relay Float.

An instrument for the measurement of the radon content of the atmosphere.

A wood-burning appliance for space and/or water heating and/or cooking.

(1) A term signifying an inclination of an object from a perpendicular; to turn anything so that it does not stand perpendicularly or square to an object. (2) Those timbers in a ship near the bow or stern which are sharply angled from the keel. (3) The op ...

The ability of a non-water-soluble fluid to form an emulsion with water.

An apparatus, used in studying soil temperatures, for measuring the total supply of heat during a given period.

This compound of nitrogen and oxygen is formed by the oxidation of nitric oxide (NO) which is produced by the combustion of solid fuels.

The drying of compressed gases other than air. Equipment size, choice of materials and other specifications may be decidedly different for drying gases other than air because of the specific properties of the gases. Properties include specific gravity, sp ...

A bond which was issued at a rating of AAA to BBB (investment grade) which has since fallen in.

The end of year dividend. In the UK, companies normally pay dividends twice per year, an interim.

Planned Maintenance System

The ratio and percent of the actual delivered capacity (measured at inlet temperature, pressure and gas composition) to the piston displacement.

The natural tendency of a sailboat to come up into the wind. The helm must be held over to keep the boat from coming up

The service provided by a financial planner. This is a long term service provided for clients which.

Coasting Service.

The amount payable by a life insurance company to the beneficiaries on the death of the insured (the.

A flat tray, generally made of wood but occasionally of steel, on which goods particularly those in boxes, cartons or bags, can be stacked. Its purpose is to facilitate the movement of such goods, mainly by the use of forklift trucks.