What's In "Premium" Gas?

Is it worth it to put premium gas into your car? And what’s even the difference between the regular and premium gas? It all has to do with the octane rating, which we’ll explain with fire, ice-cream, and a bit of chemistry trivia.

00:00 - Intro
01:18 - What Does Octane Measure?
01:29 - How Combustion Works in a Gasoline Engine
02:13 - How Compression Leads to Self-Ignition
03:00 - Engine Knock
03:31 - How is Gasoline Produced?
04:11 - How is the Octane Rating Measured?
05:29 - Why They Used to Put Lead in Gas
07:07 - Which Gas Should I Use?

#octane #engine #premiumgas

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Credits:
Executive Producers:
Hilary Hudson

Producers:
Elaine Seward
Andrew Sobey
Darren Weaver

Writer/Host:
Alex Dainis, PhD

Scientific consultants:
Michelle Boucher, PhD
John Heywood, PhD
Brianne Raccor, PhD


Sources:
Here's What 'Compression Ratio' Actually Means And Why It Matters
https://jalopnik.com/heres-what-compression-ratio-actually-means-and-why-it-1819723873

Here's How Your Car's Engine Works
https://www.caranddriver.com/features/a26962316/how-a-car-works/

Benefits of a Diesel Engine
https://kiowacountypress.net/content/benefits-diesel-engine#:~:text=Diesel%20engines%20have%20fewer%20moving,to%20be%20changed%20or%20repaired

Why No Diesel Cars in the U.S.? And, Why is Diesel So Popular Abroad?
https://rentar.com/no-diesel-cars-u-s-diesel-popular-abroad/#:~:text=Since%20the%20advent%20of%20cars,living%20in%20the%20United%20States

Engine Pre-Ignition
https://help.summitracing.com/app/answers/detail/a_id/5008/~/engine-pre-ignition

25 Dr Andy Explains the Relationship Between Engine Knock and Octane
https://www.youtube.com/watch?v=cIL5PT3_G5I

Fractional distillation of petroleum
https://www.philipharris.co.uk/blogs/experiments/fractional-distillation-of-petroleum-experiment#:~:text=Petroleum%20can%20be%20separated%20into,the%20process%20of%20refining%20Petroleum.&text=The%20Petroleum%20is%20heated%20up,produced%20enters%20the%20fractionating%20column

Crude oil distillation and the definition of refinery capacity
https://www.eia.gov/todayinenergy/detail.php?id=6970

What is Gasoline?
http://www.idph.state.il.us/cancer/factsheets/gasoline.htm#:~:text=Gasoline%20is%20a%20mixture%20of,%2C%20toluene%2C%20and%20xylenes

Difference Between RON and MON
https://www.differencebetween.com/difference-between-ron-and-mon/#:~:text=The%20key%20difference%20between%20RON,at%20high%20temperatures%20and%20speeds.&text=The%20term%20MON%20refers%20to%20the%20motor%20octane%20number

Fact Sheet | A Brief History of Octane in Gasoline: From Lead to Ethanol
https://www.eesi.org/papers/view/fact-sheet-a-brief-history-of-octane#:~:text=Ethanol%20as%20an%20Octane%20Booster&text=Currently%2C%20refiners%20create%20'sub%2D,value%20on%20the%20gas%20pump

The World Has Finally Stopped Using Leaded Gasoline. Algeria Used The Last Stockpile
https://www.npr.org/2021/08/30/1031429212/the-world-has-finally-stopped-using-leaded-gasoline-algeria-used-the-last-stockp

Lead TetraEthyl and MTBE
http://www.chm.bris.ac.uk/motm/leadtet/leadh.htm

What is OCTANE in Gasoline? (& Octane Booster Explained)
https://www.youtube.com/watch?v=yRPsfvT8Ucc

Here's What 'Compression Ratio' Actually Means And Why It Matters
https://jalopnik.com/heres-what-compression-ratio-actually-means-and-why-it-1819723873

Watch Out For ‘Regular’ Cars That Need Premium Fuel
https://www.forbes.com/sites/jimgorzelany/2020/05/05/watch-out-for-regular-cars-that-need-premium-fuel/?sh=1c27bbf63abc

Does Higher Compression Mean More Power? Yes, and Here’s Why.
https://www.motortrend.com/how-to/compression-ratio-means-more-power/

Fuel Economy - Office of Energy Efficiency & Renewable Energy
https://www.fueleconomy.gov/feg/PowerSearch.do?action=PowerSearch&year1=2018&year2=2019&minmsrpsel=0&maxmsrpsel=0&city=0&highway=0&combined=0&cbftmidgasoline=Midgrade+Gasoline&YearSel=2018-2019&MakeSel=&MarClassSel=&FuelTypeSel=Midgrade+Gasoline&VehTypeSel=&TranySel=&DriveTypeSel=&CylindersSel=&MpgSel=000&sortBy=Comb&Units=&url=SearchServlet&opt=new&minmsrp=0&maxmsrp=0&minmpg=&maxmpg=&rowLimit=10

What Is Midgrade Gas?
https://blog.consumerguide.com/what-is-midgrade-gas/
https://www.cnet.com/roadshow/news/the-myth-of-midgrade-gas/
https://www.ocregister.com/2020/11/06/why-do-gas-stations-insist-on-offering-mid-grade-octane/

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