No. 2 distillate

Distillation by steam is the most commonly-used process for the production of essential oils. In this procedure, steam flows through the distillation material and sweeps the ...

distill

Education; SAT vocabulary

To extract or produce by vaporization and condensation.

distillation

Education; SAT vocabulary

Separation of the more volatile parts of a substance from those less volatile.

lignite

Energy; Coal

Lignite is a soft brown type of coal, with characteristics that places it somewhere between hard coal and peat. Lignite has a lower energy content and different characteristics ...

zechstein

Energy; Coal

Formations containing salt that were laid down in the second part of the Permian Period, the salt has risen up under or through the overlying formations in many places, producing ...

coal measures

Energy; Coal

The various strata which contain seams of coal.

Tavan Tolgoi

Energy; Coal

Situated at South Gobi desert in Mongolia, Tavan Tolgoi is the world's largest untapped coking coal reserve with an estimated deposit of 6 billion metric tons of steelmaking coal. ...

ethanol 95 (E95)

Energy (non-renewable); Coal; Natural gas; Petrol

A fuel containing a mixture of 95 percent ethanol and 5 percent gasoline

acid deposition

Energy; Coal

Refers to both wet deposition and dry deposition. Both occur as a result of ammonium, carbon, nitrogen, and sulfur mixing with water molecules to create a higher acidity than the ...

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UNESCO World Heritage Site

A UNESCO World Heritage Site is a place that is listed by the UNESCO organisation as of special cultural or physical importance. It can be a forest, ...