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2. Vapor recovery - Wikipedia

   en.wikipedia.org/wiki/Vapor_recovery

   In 1975 the Vapor Recovery Gasoline Nozzle was an improvement on the idea of the original gasoline nozzle delivery system. The improved idea was the brain child of Mark Maine of San Diego, California, where Mark was a gas station attendant at a corporate owned and operated Chevron U.S.A. service station.

3. Onboard refueling vapor recovery - Wikipedia

   en.wikipedia.org/wiki/Onboard_refueling_vapor...

   An onboard refueling vapor recovery system (ORVR) is a vehicle fuel vapor emission control system that captures volatile organic compounds (VOC, potentially harmful vapors) during refueling. [ 1 ] [ page needed ] There are two types of vehicle fuel vapor emission control systems: the ORVR, and the Stage II vapor recovery system. [ 2 ]

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

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

   All states require gas pumps to be labeled with the correct octane level and nearly all states do regular testing to make sure gas stations are in compliance. A minimum 82 octane fuel is recommended for most vehicles produced since 1984. Older cars with carburetors could operate with lower octane fuel at higher elevations. Regardless of ...

5. Cetane number - Wikipedia

   en.wikipedia.org/wiki/Cetane_number

   Another reliable method of measuring the derived cetane number (DCN) of diesel fuel is the Ignition Quality Tester (IQT). This instrument applies a simpler, more robust approach to CN measurement than the CFR. Fuel is injected into a constant volume combustion chamber at approximately 575 °C and 310 psi (21 bar).

6. Fuel-management systems - Wikipedia

   en.wikipedia.org/wiki/Fuel-management_systems

   Fuel-management systems are used to maintain, control and monitor fuel consumption and stock in any type of industry that uses transport, including rail, road, water and air, as a means of business. Fuel-management systems are designed to effectively measure and manage the use of fuel within the transportation and construction industries.

7. The 3 best gas apps of 2024 - AOL

   www.aol.com/finance/3-best-gas-apps-2024...

   More than 50,000 participating gas stations, grocery stores and restaurants Lnk a cash back credit card to your Upside Wallet to earn Upside and card rewards on every purchase Earn extra savings ...