Petrol

Petrol

a naturally occurring, flammable liquid consisting of a complex mixture of hydrocarbons of various molecular weights and other liquid organic compounds, that are found in geologic formations beneath the Earth's surface. A fossil fuel, it is formed when large quantities of dead organisms, usually zooplankton and algae, are buried underneath sedimentary rock and undergo intense heat and pressure.

Industry: Energy

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Petrol

Startup test phase of nuclear power plant

Energy; Coal

A nuclear power plant that has been licenced by the Nuclear Regulatory Commission to operate but is still in the initial testing phase, during which the production of electricity may not be ...

Vapour displacement

Energy; Coal

The release of vapours that had previously occupied space above liquid fuels stored in tanks. These releases occur when tanks are emptied and filled.

Ozone precursors

Energy; Coal

Chemical compounds, such as carbon monoxide, methane, non methane hydrocarbons, and nitrogen oxides, which in the presence of solar radiation react with other chemical compounds to form ozone.

Reference month

Energy; Coal

The calendar month and year to which the reported cost, price, and volume information relates.

Startup/flame stabilisation fuel

Energy; Coal

Any fuel used to initiate or sustain combustion or used to stabilise the height of flames once combustion is underway.

Vapour retarder

Energy; Coal

A material that retards the movement of water vapour through a building element (walls, ceilings) and prevents insulation and structural wood from becoming damp and metals from corroding. Often ...

Packaged air conditioning units

Energy; Coal

Usually mounted on the roof or on a slab beside the building. (These are known as self-contained units, or Direct Expansion (DX). They contain air conditioning equipment as well as fans, and may or ...