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Octane

en.wikipedia.org/wiki/Octane

Octane is a hydrocarbon and an alkane with the chemical formula C8H18, and the condensed structural formula CH3(CH2)6CH3. Octane has many structural isomers that differ by the amount and location of...

What is octane used for? | Reference.com

www.reference.com/vehicles/octane-used-6a82090addd93d8d

Octane is the measure of a gasoline's ability to resist knocking, which occurs from uncontrolled combustion in the engine's cylinders. Octane is vital in preventing ...

Why Lead Used to Be Added To Gasoline - Today I Found Out

www.todayifoundout.com/index.php/2011/11/why-lead-used-to-be-added-to-gasoline/

Nov 14, 2011 ... “Tetraethyl lead” was used in early model cars to help reduce engine knocking, boost octane ratings, and help with wear and tear on valve ...

Paying a Premium for High Octane Gasoline? | Consumer Information

www.consumer.ftc.gov/articles/0210-paying-premium-high-octane-gasoline

Unless it's recommended by your owner's manual, don't spend the money on high octane gas. In most cases, there's no benefit. Higher octane helps only if you  ...

octane | CH3[CH2]6CH3 - PubChem

pubchem.ncbi.nlm.nih.gov/compound/octane

octane | CH3[CH2]6CH3 or CH3-(CH2)6-CH3 or C8H18 | CID 356 - structure, chemical ... octane 3D structure ...... Normal fire fighting procedures may be used.

Everyday Chemistry - Why are Octane Ratings important?

www.humantouchofchemistry.com/why-are-octane-ratings-important.htm

Here is a closer look at the chemistry behind octane and how its rating works. ... The engine used in your car is called an 'internal combustion engine'. That is ...

Octane Rating - Understanding Fuel Octane | Exxon and Mobil

www.exxon.com/en/octane-rating

Learn more about octane ratings and why some engines need high octane gas to ... on factors such as vehicle type, driving style and gasoline previously used.

The Truth about Premium Gas | When to Use Higher Octane Gasoline

www.kbb.com/car-advice/articles/premium-gas-when-and-why/

An advice article from Kelley Blue Book on the truth about premium gas. Details on the best time to use a higher octane gasoline, and what it contains to help ...

Selecting the Right Octane Fuel - FuelEconomy.gov

www.fueleconomy.gov/feg/octane.shtml

Octane rating is the measure of a fuel's ability to resist "knocking" or "pinging" during combustion, caused by the air/fuel mixture detonating prematurely in the ...

What is octane gas? Why and where do we need it? Why is it called ...

www.quora.com/What-is-octane-gas-Why-and-where-do-we-need-it-Why-is-it-called-high-and-low-Which-is-more-preferable-and-why

Aug 16, 2015 ... Octane is not a gas, the the calorific vaue of a fuel. How much amount of energy will x ... gas, the the calorific vaue of a fuel. How much amount of energy will x amount of fuel roduce upon burning. High octane fuel is used in perfo...

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What Does Octane Do In Gasoline? Octane Ratings

www.bellperformance.com

Jan 20, 2012 ... That's what ethanol is such a big deal - it's partly used to increase the octane rating of the gas. Ethanol free gasoline has to have other things ...

What does octane mean? | HowStuffWorks

auto.howstuffworks.com

The compression ratio of your engine determines the octane rating of the gas you must use in the car. One way to ... Can olive pits be used as a fuel source?

Octane - Chemistry World

www.chemistryworld.com