Menu. See their menu, deals, reviews, cannabis products, ordering options, and more. A second ultra-high-yield stock billionaire money managers can't stop buying is tobacco behemoth Altria Group ( MO 1. Join Facebook to connect with Faze Octane and others you may know. Facebook gives people the power to share and makes the world more open and connected. Different gas stations will use different names for their fuel grades. Higher performance vehicles require fuels with a higher octane rating. It’s a great evening strain for kicking your feet up and relaxing. The higher octane rating of 93-octane gasoline means that it can resist “knocking” or “pinging” during combustion. I notice you're in Canada. But for around town 87 or 93 now. Now going from avgas rating to R+M/2 is a little better. Join Facebook to connect with Octane Heptane and others you may know. “In most cases this isn’t an issue because the fuel is used up in less than a month and there isn’t enough time for varnish and gum to. A turbo packs more air into the cylinder resulting in higher compression and requiring a higher octane fuel to resist the pre-ignition. Premium gas has the highest octane levels and can range from 91 to 94. Depending on a vehicle's engine design, octane plays a key role in engine performance and measures the ability to resist auto-ignition, which is commonly referred to as knock. Retail gasoline stations in the United States sell three main grades of gasoline based on the octane level: Regular (the lowest octane fuel–generally 87) Midgrade (the middle range octane fuel–generally 89–90) Premium (the highest octane fuel–generally 91–94)Using a higher octane gas can allow the ECU to advance the timing farther before sensing pinging, thus improving performance & mileage. Founded in 2019, Our mission is to provide the best quality medical cannabis in Oklahoma ⛽️ Leafly member since 2019. 89 vs 92, etc. as the manual states in the MK3. Search Search. | Meaning, pronunciation, translations and examplesPremium gas — that is, gas with an octane rating of 91 or more — is required for some high performance and luxury vehicles. -ft of torque. The purpose of octane isn’t to enhance combustion but rather to prevent the “air-fuel” mixture from igniting inside the engine prematurely. Fort Smith Times Record. That’s why performance cars with higher compression engines. HIGH OCTANE REWARDS TERMS OF USE Welcome to High Octane Rewards, owned and operated by Alon Brands, Inc. High-octane…. 5 yards and 40. 0L Turbo Powertrain (EJ Series Factory 2. Find the best 420 deals on cannabis products at Hi Octane Cannabis Co. 5 (8) 912. Reviews. These blanket statements are simply not true. Octane rating, also known as octane number is a measurement of the quality or performance of gasoline. 2301 West Ruth Street, Sallisaw, Oklahoma | (918) 775-7761. The latest report titled “High-Octane Liquid Products Production Cost Report” by Procurement Resource, a global procurement research and consulting firm, provides an in-depth cost analysis of. 345. Antonyms for high-octane. Join Facebook to connect with Faze Octane and others you may know. Unless specifically recommended by the manufacturer, never use a higher octane fuel in your small engine. WTW GHG emissions reductions in vehicles fueled by HOFs with different ethanoltune settings with higher octane: erggy: Engine Management & Tuning: 3: 01-11-2005 01:21 PM: Higher octane mean higher safe boost? 0260B4U: Factory 2. Examples of high-octane in a sentence, how to use it. In Texas regular is 87 which becomes midgrade in Colorado. So, the higher your fuel’s octane is, the more resistant your engine is to knocking. I suggested having the spark later causes ignition later, which then allows the piston. 108089 South 4670 Road, Sallisaw, Oklahoma | (918) 775-5525. When combusted, premium (high-octane) gasoline and the less-expensive (and less-glamorous) regular, and all grades in between, provide the same amount of thermal energy, or heat, which an engine uses to generate the mechanical power that moves a vehicle. - SallisawOctane Heptane is on Facebook. o. Considering I’ve been running my car at this level for the last 8 years I’d have to say my savings are pretty substantial. Enter vehicle or phrase. 4-liter 4-cylinder gasoline engine has primarily a series hybrid role; on demand, the engine fires up to. Central High School is an above average, public school located in SALLISAW, OK. Explore Sequoyah’s Cabin, which was built in 1829 and stands today as a National Historic Landmark. 5 Turbo finished the quarter mile in 15. Gumout High Mileage Fuel Injector Cleaner - $16. Airplanes are still allowed to use leaded gasoline (known as AvGas), and octane ratings of 100 or more are commonly used in super-high-performance piston airplane engines. The physical properties of ethanol provide important benefits when added to gasoline. Alexandra Sokoloff (Goodreads Author) (shelved 1 time as high-octane) avg rating 4. Rather than a straight linear curve, the benefit of ethanol. 98 likes. Shell and a few other brands have no ethanol in their premium blends but are 91. Deals. 22 /100. Octane Booster. Learn the simple DIY recipe and unwind in a luxurious soak today! View More. Acceleration time for GMC Sierra FFV using regular E10 and high octane E30 fuel. Automakers – higher octane opens avenues to higher efficiency • Biofuels industry – higher octane could create incentives for higher-ethanol blends • Refiners – unless ethanol solves the problem, refiners would bear the additional operating and capital costs. The octane rating tells you the ratio of heptane to isooctane. The team found that vehicles running on higher-octane fuel would be more efficient, consuming 3 to 4. Eliminates the need for higher octane fuel;For long trips I'll fill up with 87. Menu. The lower octane you can use without pinging the more power and better gas mileage you’ll get. Spikem Feeling the Heat. Collect 10 Petro‑Points™ per litre of fuel. 12. 77 for midgrade and $2. With higher octane and a slower burn, you can start the process earlier and under the right circumstances, obtain a bit (typically only a couple of percent max) more power that way, and in some cases, slightly higher mileage. Gas Prices for Cities in Oklahoma. ND] What's your most popular fuel? Sunoco Standard 110 Octane, Purple. That causes expansion and the classic 2 stroke piston seizure. The High Octane Hybrid strain strain is known to produce a strong, euphoric high that is accompanied by increased energy and focus. Facebook gives people the power to share and makes the world more open and connected. = 1 entry unlimited entries! >winners will be drawn aug 30th !< (07/10/23) NEW FLOWER DEAL FOR THURSDAYS AND FRIDAYS! (aLL LOCATIONS) BUY 2, GET 1 half off! (starting at 3. Find Used For Sale In Sallisaw, OK (with Photos). (Starting in v22. Naturally then, the Ford hauls ass as effortlessly as it. 27. 1. g. Retarding timing might be fine, but messing with spark gap is just silly. A 1991 Accord doesn't need more than 87. Whether you come in the wet season or the dry, the weather remains blissfully warm on Panama's islands. It is a standard measure of a fuel's ability to withstand compression in an internal combustion engine without detonating. Manufacturers warn of engine damage, overheating and vapour lock with lower octane fuels. One pathway to increase. Many customers write that the product is well worth the cost, and helps them to save some money when they pump gas by purchasing lower octane gas. This potent three-way cross is best known for its super heavy aroma and hard. John Weber turned his patrol vehicle north on Oak Street to cut off a speeding suspect during a high speed chase Saturday, and then drove into the path of the speeding vehicle and met it head-on. This octane should only be used in vehicles with Flex Fuel engines. Sallisaw Cartridge Menu - HI OCTANE CANNABIS CO. Explore the Hi Octane Cannabis Co. 5g - $240/oz) Kitchen Sink (I) by Okie Cultivator Gardens Cadillac Rainbows (I) by Powderhorn Gardens Pure Michigan (I) by. If you’re forced to choose, take the higher octane to prevent knocking. high-octane翻譯：（燃料）高辛烷值的，優質的, 精力充沛的，活力四射的。了解更多。Provided to YouTube by YouTube Audio LibraryHigher Octane · Vans in JapanHigher Octane℗ YouTube Audio LibraryReleased on: 2020-09-16Auto-generated by YouTube. You should buy the gasoline with an octane rating that your manufacturer recommends. Operating aircraft or automotive piston engines on fuels with lower octane than they require may result in damage from knock, but it is generally safe to operate piston engines on fuels of a higher. 25 degrees total advance. - home Announcements: (08/06/23) Roland & sallisaw! New giveaways starting aug 16th ! buy any 1 gram of hash rosin or 4 grams of hi octane b. Dispensaries Products Brands. This reveals our engine was running an effective compression ratio of over 15:1. Octane Hi is on Facebook. h. Check price at Amazon Check price at Ebay Check price at Walmart. High-octane fuel is of very good quality: 2. Manufacturers warn against using alcohol blend fuel. Join Facebook to connect with Octane Lock and others you may know. It has 171 students in grades 9-12 with a student-teacher ratio of 16 to 1. Right Now. This makes High Octane a great, well rounded strain to use in social settings or social activities. The first number is the octane rating at a lean mixture, and the second number is the octane rating at a rich mixture. Fuel producers: That leads to better margins. Get high for less. Join Facebook to connect with Hi Octane Sallisaw and others you may know. 1. The Petrol marketed by HPCL meets the Indian Standard governing the properties of motor gasoline &. Visit website. High Octane Saloon can be contacted via phone at (603) 527-8116 for pricing, hours and directions. For example, a tankful that’s three parts 90 octane and one part 110 octane would yield approximately a 95 octane mix. Use the right kind of gas. We have reviews of the best places to see in Sallisaw. An octane rating (87 vs. My EcoBoost had a turbo The owner's manual for the 2022 MY (page 172) states "For best overall vehicle and engine performance, premium fuel with an octane rating of 91 or higher is recommended. CARTRidges $10/1G HI OCTANE DISTILLATE CARTS $40/1G 5LEAF CO2 FULL SPECTRUM CARTS $20/1G PUNCH. This dispensary is licensed by the state of Oklahoma Medical Marijuana. Since 100-octane fuels fetch higher margins and are used in high-performance cars - clearly owned by those who are less touchy about costs. The reasoning behind this is that premium octane with a rating of 93 or even 95 improves the performance of the car even more and may also be preferable in. The end of the trail begins in Sallisaw, home to rich Native American history. Higher compression can cause detonation or pinging so those engines need higher octane fuel. Use premium unleaded gasoline, available from most service stations or oxygenated fuel containing less than 10% of ethanol or 5% of methanol. The gasoline used must have the following recommended minimum octane number. BLANCHARD — After a mistake-filled first half produced a mere seven-point advantage, Carson Cooksey made a play. 4. 3. 01 is not a savings. Chemicals listed as HPV were produced in or imported into. Leafly. Last season, Sallisaw finished 1-9, the second time in a five-season span the Diamonds had that record. Add to cart. A Medical Marijuana Dispensary licensed in the state of Oklahoma by the OMMA. But is the alternative a world of battery -powered vehicles? 2017 EIA Energy. Total Excellium Unleaded and Shell V-Power Unleaded, which has an octane rating of 99 RON, the UK’s highest. Use higher octane did not make any real change in MPG. 44 for 9. Send a message. Airplanes are still allowed to use leaded gasoline (known as AvGas), and octane ratings of 100 or more are commonly used in super-high-performance piston airplane engines. Higher octane does not improve performance in pump gas. HIGH-OCTANE definition: 1. The High Octane Rewards program (“Program”) was created to reward and thank our loyal customers for their continued patronage. Up until the end of 2021, Formula 1 cars used high-octane fuel, usually with an octane rating between 95 and 102. High-compression engines deliver more power, but need high-octane fuel. It’s better for our air, our engines and our wallets. It all depends on the engine's compression ratio. It doesn’t burn “better” or cleaner or more efficiently. The higher the octane rating, the slower and colder the fuel burns. When your engine is knocked or pinging, you should only add the. Hi Octane Cannabis Co. Since 1996, Murphy USA has been the place people go to save on the gas that fuels their lives. FuelSave unleaded has an octane rating of 95 to 95. S. . However, it is important to understand that changing the octane level will not significantly affect the performance of the motorcycle. 0L Turbo) 11: 02-07-2004 09:50 AM: need help modifying UTEC basemap for higher octane: idealrides: Engine Management & Tuning:. Near. If this doesnt stop the knocking, try 92 octane. Uneven or uncontrolled combustion typically causes engine ping. A fuel with a higher octane number than required will not necessarily produce noticeable benefits. Defense. Regular detergent gasoline is actually better. That causes expansion and the classic 2 stroke piston seizure. Something to consider with actual 2 stroke engines. This type of gas typically has a higher octane rating and can help improve the performance of the Tacoma. Octane Wrenches is on Facebook. ) are higher performance fuels than lower rated fuels (93). 61 = 4. dispensary. Race gas is another matter. today is between 87 and 94 octane. $2. RON 95 is equivalent to 87 octane in the U. This is where the myth of gasoline rating creeps into the picture. High-octane…. 4MJ/kg). However, the MIT researchers deemed AKI — and more specifically, MON — to be an. 99. Join Facebook to connect with Octane Hi and others you may know. -ft of torque. No changes/additions have been needed for years. Hi-Octane goes by a few names, including High Octane Kush and High Octane, which can be a little confusing. High Octane weed strain attributes: ORIGIN. It has absolutely zero bearing on energy density (for a bit of trivia, petroleum is rated at 46. In older engines manufacturers warned against using the higher octane rating than required, because the mixture could still be burning when it passes your open exhaust valve. The goal is to ignite the fuel mixture solely with the spark plug, rather than. October 5, 2016 | 1:46 pm. [4] Sallisaw is part of the Fort Smith, Arkansas –Oklahoma. Menu: medical. Holy shit does it wake up with more octane. Visit top-rated & must-see attractions. 016 in June 2022). Premium petrol is a fuel with a higher octane number than regular petrol. (Footnote for the tech-savvy: high octane fuel is also a little more dense, and this also contributes slightly to the result because you have more energy within that denser fuel. Join Facebook to connect with Octane Lock and others you may know. Boosters for octalene can damage the batteries in your car. . Defense. Japan’s aviation gasoline peaked out at 87/91. National Average. But is the alternative a world of battery -powered vehicles? 2017 EIA Energy. Higher octane fuels have a higher resistance to knocking,. Thus, these vehicles realize an improvement from increased octane rating in accordance with their ability to spark advance to take advantage of a fuel with a higher octane rating. Racing fuel typically has a higher octane rating. Racing fuel typically has a higher octane rating. High-octane fuel is a type of gasoline that has a higher resistance to knocking or detonation. Central High School is an above average, public school located in SALLISAW, OK. Fayetteville, AR ». - home. License Number: DAAA-NK4M-BAMD Business Name: Hi Octane Cannabis Company 2, LLC DBA: Hi Octane Cannabis Company 2, LLC License Type: Dispensary in SALLISAW which is in Sequoyah County, License Expires on 2023-08-08 Regular fuel typically has an 87 octane rating, mid-grade fuel typically falls between 88-90, and premium fuel is typically rated at 91-94 octane. Join Facebook to connect with Octane Endo and others you may know. )Whenever regular gasoline with an octane rating of 87 is advised, many car owners start to wonder whether it isn’t a better option overall to still opt for gasoline with a higher octane rating (89 or 91, for example). Detonation knock is a knocking noise that you’ll hear when the air/fuel mixture in the cylinders is detonating in more than once place at a time. It is blended with oxygenates and has a higher octane rating than regular unleaded gas. builds are going to be long-tube headers and tuning. An automobile engine can run on aviation fuel in an example. It performs the best with high-quality regular unleaded gasoline with an octane rating of 87. Open. Find more. Conveniently located next to the High Octane Bar & Grill for a hearty, filling lunch and a short drive to explore Bishop's Castle. 2: The Burning of Gasoline in an Internal Combustion Engine. Cheapest option: Cash price regular 87 octane / $4. 5g - $100/oz) Oreoz (H) by Powderhorn Gardens Truffaloha (H) by Powderhorn Gardens Platinum. Nov 15, 2016 at 3:32. 5gs) SALLISAW - HI OCTANE CANNABIS CO. Mon-Sat 9 AM-9 PM. Sallisaw is a city and county seat in Sequoyah County, Oklahoma, United States. Get safe, reliable, high-quality gasoline and diesel fuel at your local Casey's gas station. A friend ran some in his homelite and it melted the plastic fuel pickup line. License DAAA-4JUI-R01Q. Our top-performing octane booster is the Royal Purple Max Boost, designed to increase. Premium gas isn’t required for everyone who owns a Volvo car, but fluctuating income makes it unaffordable sometimes. 5 Turbo finished the quarter mile in 15. 6. There is a common misconception that Octane rating is a measure of energy potential. The octane number is actually the simple average of two different octane rating methods—motor octane number (MON) and research octane rating (RON). ECR = 15. I beleive the more complete the combustion is while the piston is at TDC, the more torque you create, thus you need less throtle to get the same exceleration, increasing fuel. Typically, these motorists falsely believe that premium gas has higher energy content than regular gas since it has a higher octane rating. Homie Super2 Homie XL12 Jonsered 365 MS-250 Husky 455 orphan. According to state test scores, 15% of students are at least proficient in math and 25% in reading. Select search type. The higher the octane number, the more stable the fuel. This is because the engine listens for knock and advances the timing. There are even bigger plans coming for the 2025 Formula 1 season, though. Reply. From the lowest prices. And look at the RPMs when running at the speed limit and when running on plane in the boat. Learn more. Using fuel with a lower octane rating than recommended by the vehicle manufacturer. . For some, that alone might make premium gas worth it. Since ethanol contains less energy per gallon, you have to add more gas to do the same amount of work. Ambient tempurature, driving habits, load, engine condition, etc. For some, that alone might make premium gas worth it. So for example, if the matching benchmark mixture is 90 per cent iso-octane, the test fuel will be rated as 90 RON. Sep 2, 2020. In a motor that’s been tuned for regular 87-octane gas and that doesn’t have an adaptive computer system measuring knock resistance and. Premium gasoline typically has an octane number four to six points higher than regular – 93 versus 87 for example. Nov 2, 2008 251. #20. 1. 92 for premium, according to AAA's gas price. The most effective method to raise the octane ‘floor’ of regular grade gasoline is through the use high octane blend components, such as methanol and ethanol. Each test was full load down with camping/climbing gear and. 6L best with regular 87 octane fuel, or higher octane? Jump to Latest Follow 4K views 35 replies 12 participants last post by tinman Jul 27, 2021Location. Aromatic hydrocarbons inherently have higher octane. However, if your car engine knocks or pings even if you use the recommended regular octane, switching. Also, most pump gas has cleaning additives added to help with reduction of buildups. As we know, an octane rating greater than 87 can cause pre-ignition, and lower octane can reduce performance and fuel economy. Higher octane=LESS VOLATILE and LESS POWERFUL fuel Run the lowest octane you can, if 87 is the recommendation use 87. If you mistakenly fill up with regular fuel, your car’s engine control unit (ECU) will adjust engine. The octane rating of gasoline differs from one pump to another, which is why there are so many choices at the pump. S. 7 horsepower per liter, the F-150's high-output V-6 engine is more power dense than a Porsche 911 Carrera's twin-turbo flat-six. 5 points per game. (in our engines, about 4-5 hp per degree of timing). LITTLE ROCK, AR. The higher the octane rating, the more efficiently the. S. Because of its higher octane rating (which allows more compression) and the added oxygen content, the overall power gain with methanol can be 10% to 20% or more over pump gas depending on the compression ratio and how the carburetor is jetted. FuelSave unleaded has an octane rating of 95 to 95. As a result, motorists opt for regular gas to save some bucks. , unleaded gasoline typically has octane ratings of 87 (regular), 88–90 (midgrade), and 91–94 (premium). 10/27/2023. Engine power is a function of the fuel, as well as the engine design, and is related to octane rating of. Octane is an attribute all unleaded fuels have, measured by a Research Octane Number (or RON). Since it doesn't see a lot of miles each week. full of energy or very powerful: 3. Octane Endo is on Facebook. 5k 3 3 gold badges 33 33 silver badges 39 39 bronze badges. Raising the octane in gasoline -- seen as a way to improve fuel economy and reduce emissions in today’s high-tech turbocharged, direct-injected engines -- looks like. High-octane…. 3L V8 engine has 300 horsepower and 425 lb. Synonyms for high-octane include powerful, dominant, effective, formidable, assertive, authoritative, demonstrative, domineering, imperious and imposing. 05%). Menu: medical. The octane rating is simply a measurement of how much compression a fuel can withstand before detonation occurs without spark. Facebook gives people the power to share and makes the world more open and connected. Fuel octane rating at high altitude. Learn the simple DIY recipe and unwind in a luxurious soak today! View More. Editor's Pick: Royal Purple Max Boost. However changing the compression ratio requires engine. Typically, an 80/87 fuel correlates to an 80 motor octane, so with a sensitivity of 8, it would have a research octane of 88 and an R+M/2 of around 84. Use what your car maker recommends for your vehicle. Sallisaw’s Kaleb Harris (25-6) and Mannford’s Wade Landrum (28-8). Cenzano says it’s a good idea to use high-octane gas in a 10-year-old or older car that might be knocking and. S. Generally, the premium petrol’s octane number stands at 91 or higher. Acura strongly advises using premium gasoline with an octane rating of 91 or higher for the Acura RDX. If you run higher octane fuel than required, you should advance your ignition timing to compensate. At the fuel pump, you normally have a choice of three octane levels: 87, 89 and 93. Standing in his way could be Lawton Ike’s Muhammad A Al Zeragi (23-1) and Piedmont’s Austin Cooley (28-2). In racing applications, for example, high-octane fuel allows engines to run at higher compression rates, making them more. Octane | C8H18 | CID 356 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. There is no need to worry about damaging your engine or voiding your warranty if you use a lower octane gas than what is recommended. Group frequency and fingerprint regions of the mid-infrared spectrum. Gasoline with an octane rating of 85 is available in. Joined Sep 30, 2002 Messages 1,254Most gasoline in the U. Gas Math: When mixing fuels, a weighted average will get you fairly close, Santner explains. @method - I didn't suggest that. Explore the Hi Octane Cannabis Co. storefront medical. 0T and 22-23 mpg is about average in mixed driving for my wife who is not a leadfoot. The short answer is that octane is the measure of how much compression a fuel can withstand before igniting. High-grade premium octane fuel (98 RON) To put it simple, RON is the tolerance of a fuel to be compressed prior to ignition without pre-igniting. Bottom line, if you burn gas with no ethanol, you will see 5-8% better fuel economy (less gas burned to do the. (b) Gasoline with an octane rating that is too low for the engine can ignite prematurely, resulting in uneven burning that causes knocking and pinging. The grades are based on the octane ratings. #7 · Jan 7, 2005. Oklahoma Avg. The octane booster prevents knocking in high-compression engines, and the company claims it provides three times more boost than other brands. 2: The Burning of Gasoline in an Internal Combustion Engine. Different octane specification methods were evaluated under rising ethanol blending volumes by adopting a refinery economics model to represent a region in the U. The higher the octane rating, the better? It is not always the case. Common Group Frequencies Summary. Join Facebook to connect with Octane Heirloom and others you may know. Most Ethanol or Flex Fuels are rated at 85 octane or “E85”. High-octane definition: . 2, whereas V-Power has an octane rating of over 99. However, lower octane fuels should run hotter in some engines because. In the U. ; Engine knock causes the engine to adjust the timing of the spark plug, in order to prioritise protecting itself from damaging over performance. Octane and Engines. Most car owners are advised to use regular octane fuel. Beyond that is waste and/or counter-productive. Octane Hard is on Facebook. The octane rating of fuel is a measure of its performance in engines. (a) Normally, fuel is ignited by the spark plug, and combustion spreads uniformly outward. High-test fuel is typically priced anywhere from 20 to 40 cents more than regular-grade gas. Central High School. Sallisaw also reached the 4A quarterfinals in 2019, falling to eventual state runner-up Weatherford. Standard 87-octane fuel currently averages $2. posted octane rating of 93. Cars are sophisticated these days and unless your car has computer controlled ignition timing, using the. There is a misconception in the octane rating. Create your own CBD bath bombs at home and experience ultimate relaxation. Gas Types Quick Tips. But if you have an engine which calls for premium, putting in a lower octane will result in spark retard, which lowers your power output. As such, drivers should know that this gas option has an 87-octane rating. 1. The simple answer is yes, it can slightly alter the timing. If 87 octane fuel is used, do not perform any. I saw a review of the 2020 Titan and they were saying that Nissan states horsepower rating is done with 87 octane but it gains 10 horsepower with premium. #14. But if the car doesn’t knock, go with the ethanol-free. The Camy will get the same higher octane. Higher octane fuel typically fetches higher prices at the pump. Figure 6. Premium fuel isn’t cheaper to run in the Ford F-150 with half a mpg difference between high and low grades, but you certainly get better. EFFECTS. The higher the octane number, the more resistant the gasoline fuel mixture is to knock. Outboards run at 90% of rated horsepower most of the time and CAN burn pistons if you use high octane. If you run a higher octane fuel you should advance your timing some. The nC 6 is isomerized to produce the mono and di-substituted paraffin, which has higher octane number than the n-paraffin. 2.