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2. Top Tier Detergent Gasoline - Wikipedia

   en.wikipedia.org/wiki/Top_Tier_Detergent_Gasoline

   In order to be certified as Top Tier, a gasoline must pass a series of performance tests that demonstrate specified levels of: 1) deposit control on intake valves; 2) deposit control on fuel injectors; 3) deposit control on combustion chambers; 4) prevention of intake-valve sticking. [ 4] Gasoline marketers agree when they sign on to Top Tier ...

3. Battelle Memorial Institute - Wikipedia

   en.wikipedia.org/wiki/Battelle_Memorial_Institute

   Battelle Memorial Institute (or simply Battelle) is a private nonprofit applied science and technology development company headquartered in Columbus, Ohio. The institute opened in 1929 but traces its origins to the 1923 will of Ohio industrialist Gordon Battelle which provided for its creation and his mother Annie Maude Norton Battelle who left ...

4. List of gasoline additives - Wikipedia

   en.wikipedia.org/wiki/List_of_gasoline_additives

   Fuel additives in the United States are regulated under section 211 of the Clean Air Act (as amended in January 1995). 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.

5. Lean-burn - Wikipedia

   en.wikipedia.org/wiki/Lean-burn

   Lean-burn. Lean-burn refers to the burning of fuel with an excess of air in an internal combustion engine. In lean-burn engines the air–fuel ratio may be as lean as 65:1 (by mass). The air / fuel ratio needed to stoichiometrically combust gasoline, by contrast, is 14.64:1. The excess of air in a lean-burn engine emits far less hydrocarbons.

6. Parts cleaning - Wikipedia

   en.wikipedia.org/wiki/Parts_cleaning

   Parts cleaning is a step in various industrial processes, either as preparation for surface finishing or to safeguard delicate components. One such process, electroplating, is particularly sensitive to part cleanliness, as even thin layers of oil can hinder coating adhesion . Cleaning methods encompass solvent cleaning, hot alkaline detergent ...

7. List of U.S. states by standard octane ratings - Wikipedia

   en.wikipedia.org/wiki/List_of_U.S._states_by...

   110 octane fuel may be available at certain locations in southern parts of the state. Mississippi: 87 89 93 Missouri: 87 89 91/93 Some Phillips 66, Break Time, and Conoco stations sell 91 octane premium. Southwest Missouri in the Ozark Mountains and Mark Twain primarily only sell 87/89/91 Montana: 85.5 [7] 88 91 Nebraska: 87 89 91 Nevada: 87 89 91