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

main heating equipment

Energy; Coal

Equipment primarily used for heating ambient air in the housing unit.

interlocking directorates

Energy; Coal

The holding of a significant position in management or a position on the corporate board of a utility while simultaneously holding a comparable position with another utility, or with a firm doing ...

montreal protocol

Energy; Coal

The Montreal Protocol on Substances that Deplete the Ozone Layer (1987). An international agreement, signed by most of the industrialized nations, to substantially reduce the use of ...

head

Energy; Coal

The product of the water's weight and a usable difference in elevation gives a measurement of the potential energy possessed by water.

main heating fuel

Energy; Coal

The form of energy used most frequently to heat the largest portion of the floorspace of a structure. The energy source designated as the main heating fuel is the source delivered to the site for ...

intermediate grade gasoline

Energy; Coal

A grade of unleaded gasoline with an octane rating intermediate between "regular"and "premium." Octane boosters are added to gasolines to control engine pre-ignition or "knocking" by slowing ...

motor gasoline (finished)

Energy; Coal

A complex mixture of relatively volatile hydrocarbons with or without small quantities of additives, blended to form a fuel suitable for use in spark-ignition engines. Motor gasoline, as defined in ...