Translation: from english

antiknock agent

Look at other dictionaries:

  • Antiknock agent — An antiknock agent is a gasoline additive used to reduce engine knocking and increase the fuel s octane rating. The mixture known as gasoline, when used in high compression internal combustion engines, has a tendency to ignite early (pre ignition …   Wikipedia

  • antiknock agent — See anti knock agent …   Dictionary of automotive terms

  • Tetra-ethyl lead — Chembox new Name = Tetra ethyl lead ImageFile = Tera ethyl lead chemical.png IUPACName = tetraethyllead, tetraethylplumbane OtherNames = TEL; lead tetraethyl; tetra ethyl lead Section1 = Chembox Identifiers SMILES = CC [Pb] (CC)(CC)CC CASNo = 78… …   Wikipedia

  • lead processing — Introduction       preparation of the ore for use in various products.       Lead (Pb) is one of the oldest metals known, being one of seven metals used in the ancient world (the others are gold, silver, copper, iron, tin, and mercury). Its low… …   Universalium

  • tetraethyl lead — ☆ tetraethyl lead [te′trə eth′əl ] n. a heavy, colorless, poisonous compound of lead, Pb(C2H5) 4, added to gasoline to increase power and prevent engine knock * * * ▪ chemical compound       organometallic compound that is the chief antiknock… …   Universalium

  • Gasoline additive — Gasoline additives increase gasoline s octane rating or act as corrosion inhibitors or lubricators, thus allowing the use of higher compression ratios for greater efficiency and power, however some carry heavy environmental risks. Types of… …   Wikipedia

  • Timeline of environmental events — Expand list|date=August 2008The timeline of environmental events is a historical account of events that have shaped humanity s perspective on the environment. This timeline includes some major natural events, human induced disasters,… …   Wikipedia

  • tetraethyl lead — noun Date: 1923 a heavy oily poisonous liquid Pb(C2H5)4 used especially formerly as an antiknock agent …   New Collegiate Dictionary

  • tetramethyllead — noun Date: 1964 a volatile poisonous liquid Pb(CH3)4 used especially formerly as an antiknock agent …   New Collegiate Dictionary

  • toluene — 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,… …   New Collegiate Dictionary

  • Organometallic 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 …   Wikipedia

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