In general, gasolines are blended from several petroleum refinery process streams that are derived by the following methods: direct distillation of crude oil, catalytic and thermal cracking, hydrocracking, catalytic reforming, alkylation, and polymerization. … The use of cracking to produce gasoline began in 1913.
What is straight run petrol?
[′strāt ¦rən ′gas·ə‚lēn] (materials) Gasoline comprised of only natural ingredients from crude oil or natural-gas liquids; for example, no cracked, polymerized, alkylated, reformed, or visbroken stock.
What is light straight run?
Light straight run gasoline. A complex combination of hydrocarbons produced by distillation of crude oil. It consists predominantly of aliphatic hydrocarbons having carbon numbers predominantly in the range of C4 through C10 and boiling in the range of approximately minus 20°C to 180°C (-4°F to 356°F).
Is naphtha and kerosene the same?
As nouns the difference between naphtha and kerosene
is that naphtha is (dated) naturally-occurring liquid petroleum while kerosene is kerosene (fuel oil).
What is the flash point of naphtha?
Flash point: 40-62°C c.c. The substance can be absorbed into the body by inhalation of its vapour and by ingestion. The vapour is mildly irritating to the eyes. The substance may cause effects on the central nervous system.