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2. Cetane improver - Wikipedia

   en.wikipedia.org/wiki/Cetane_improver

   The additive’s exothermic decomposition leads to successive fuel reactions that result in the start of the combustion at low temperature. [2] Effects of Cetane Improver on Ignition Delay. The effect of the additive varies with the fuel type, which itself depends on the quality of the crude oil [3] and the way it is refined.

3. List of gasoline additives - Wikipedia

   en.wikipedia.org/wiki/List_of_gasoline_additives

   The Environmental Protection Agency (EPA) requires the registration of all fuel additives which are commercially distributed for use in highway motor vehicles in the United States, [8] and may require testing and ban harmful additives. The EPA also regularly reviews the health and net economic benefits of Clean Air Act policies.

4. Top Tier Detergent Gasoline - Wikipedia

   en.wikipedia.org/wiki/Top_Tier_Detergent_Gasoline

   Top Tier fuels must maintain levels of detergent additives that are believed to result in a higher standard of engine cleanliness and performance as compared to the United States Environmental Protection Agency (EPA) requirement. In addition, Top Tier fuels may not contain metallic additives, which can harm the vehicle emission system and ...

5. Methylcyclopentadienyl manganese tricarbonyl - Wikipedia

   en.wikipedia.org/wiki/Methylcyclopentadienyl...

   Methylcyclopentadienyl manganese tricarbonyl (MMT or MCMT) is an organomanganese compound with the formula (C 5 H 4 CH 3)Mn(CO) 3.Initially marketed as a supplement for use in leaded gasoline, MMT was later used in unleaded gasoline to increase the octane rating.

6. Antiknock agent - Wikipedia

   en.wikipedia.org/wiki/Antiknock_agent

   An antiknock agent is a gasoline additive used to reduce engine knocking and increase the fuel's octane rating by raising the temperature and pressure at which auto-ignition occurs.

7. Bardahl - Wikipedia

   en.wikipedia.org/wiki/Bardahl

   Its original factories were located in Ballard. In the mid-1950s, Bardahl was the leading brand of motor oil and oil additives in the United States. Bardahl's oil additive was advertised during the 1950s in magazines and animated TV commercials which showed the product's effectiveness in combating engine problems such as "Dirty Sludge", "Sticky Valves," "Gummy Rings," and "Blackie Carbon," all ...