antiknock gasoline
71Neste Oil — For the river in southwestern France, see Neste River. Neste Oil Oyj Type Julkinen osakeyhtiö (OMX: NES1V) …
72ethylene bromide — ▪ chemical compound also called ethylene dibromide or 1,2 dibromoethane a colourless, sweet smelling, nonflammable, toxic liquid belonging to the family of organohalogen compounds (organohalogen compound). Ethylene bromide was once used …
73alkylation — 1. A process for manufacturing high octane blending components used in unleaded petrol or gasoline (RON 95,97,98). 2. A refinery process for chemically combining isoparaffin with olefin hydrocarbons. The product, alkylate, has high octane value… …
74octane number — 1. A measure of petrol s resistance to pre ignition or pinking , which is the sound made by an engine when pre ignition occurs, particularly at low revs and high load. Two measures are used, for low speed and high speed pre ignition. ULSP in the… …
75high-octane — adjective Date: 1932 1. having a high octane number and hence good antiknock properties < high octane gasoline > 2. very powerful, strong, or effective < high octane football > < high octane coffee > …
76octane number — noun Date: 1931 a number that is used to measure the antiknock properties of a liquid motor fuel (as gasoline) with a higher number indicating a smaller likelihood of knocking called also octane rating compare cetane number …
77toluene — noun Etymology: French toluène, from tolu balsam from the tropical American tree Myroxylon balsamum, from Spanish tolú, from Santiago de Tolú, Colombia Date: 1855 a liquid aromatic hydrocarbon C7H8 that resembles benzene but is less volatile,… …
78Organometallic chemistry — n Butyllithium, an organometallic compound. Four lithium atoms are shown in purple in a tetrahedron, and each lithium atom is bound to a butyl group (carbon is black, hydrogen is white). Organometallic chemistry is the study of chemical compounds …
79Triacetin — Chembox new Name = Triacetin ImageFile = Triacetin.svg ImageName = Triacetin IUPACName = 1,3 diacetyloxypropan 2 yl acetate Section1 = Chembox Identifiers CASNo = 102 76 1 SMILES = CC(=O)OCC(COC(=O)C)OC(=O)C Section2 = Chembox Properties Formula …
80ferrocene — /fer euh seen /, n. Chem. 1. Also called dicyclopentadienyliron. an orange, crystalline, water insoluble coordination compound, (C5H5)2Fe, having a camphorlike odor: used chiefly as an antiknock agent for gasoline and as a catalyst. Cf.… …
