plural of petrol sniffer

(petrology) The branch of petrology that deals with the scientific description and classification of rocks. / The art of writing on stone.

A substance, mostly carbon, that is a byproduct of oil refining; used as a fuel or in many industrial applications.

A geologist who specializes in petrology.

(geology) The study of the origin, composition and structure of rock.

petroleum ether

petroleum ether / plural of petroleum spirit

A volatile petroleum fraction, usually available in a number of fractions boiling between 40°C and 140°C. Used as a solvent in the laboratory and industry.

(military) A petroleum product (generally a lubricant, oil, grease, or specialty item) normally packaged by a manufacturer and procured, stored, transported, and issued in containers having a fill capacity of 55 United States gallons (or 45 imperial gallons, or 205 liters) or less.

plural of petroleum jelly