See stage.

To loose a rope is to let it go

A term used to describe short and long-term affects on the Earth's climate as a result of human activities such as fossil fuel combustion and vegetation clearing and burning.

A valve operated by a thermostat that can be installed in solar water heating systems to mix cold water with water from the collector loop to maintain a safe water temperature.

A solid-state electrical device that converts light directly into direct current electricity of voltage-current characteristics that are a function of the characteristics of the light source and the materials in and design of the device. Solar photovoltai ...

A process used to apply photovoltaic semi-conductor material to a substrate by a physical vapor deposition process where high-energy ions are used to bombard elemental sources of semiconductor material, which eject vapors of atoms that are then deposited ...

The ability of a metal to absorb energy and deform plastically before fracturing.

The operation of rinsing out a cask to prepare it for new contents. Casks were once the primary means of carrying on board the necessary water and victuals.

The forward edge of a fore-and-aft sail

A combustion heating appliance in which heat is captured from the burning of a fuel for distribution, comprised mainly of a combustion chamber and heat exchanger.

An electrically charged atom or group of atoms that has lost or gained electrons; a loss makes the resulting particle positively charged; a gain makes the particle negatively charged.

The point at which a price breaks out either above or below a stable established range or trendline..

A filtering unit for vented enclosures installed to prevent dirt and foreign matter from entering the enclosure.

The charge you pay if you borrow money, and the income you receive if you lend it or invest it in.

Water that is free of magnesium or calcium salts.

Port Out Starboard Home

Fuels formed in the ground from the remains of dead plants and animals. It takes millions of years to form fossil fuels. Oil, natural gas, and coal are fossil fuels.

(IMRO)A Self Regulating Organisation (SRO) with responsibility for monitoring the manner in which UK.

An instrument for measuring snow hardness in terms of the resistance of snow to the pressure exerted by a disk attached to a spring-loaded rod, a gauge calibrated in pounds per square inch registers the amount of resistance. See Canadian hardness gauge.

The chamber located on suction side of cap tube, in which freon is evaporated to cause cooling in a refrigeration system.