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  2. Motor oil - Wikipedia

    en.wikipedia.org/wiki/Motor_oil

    The International Lubricant Standardization and Approval Committee (ILSAC) also has standards for motor oil. Introduced in 2004, GF-4 [27] applies to SAE 0W-20, 5W-20, 0W-30, 5W-30, and 10W-30 viscosity grade oils. In general, ILSAC works with API in creating the newest gasoline oil specification, with ILSAC adding an extra requirement of fuel ...

  3. SAE J300 - Wikipedia

    en.wikipedia.org/wiki/SAE_J300

    A 10W-30 oil must pass the SAE J300 viscosity grade requirements for both 10W and 30, and all limitations placed on the viscosity grades, such as the requirement that a 10W oil must fail the 5W requirements. Viscosity index improvers (VIIs) are special polymer additives added to oil, usually to improve cold weather performance in passenger ...

  4. Shell Rotella - Wikipedia

    en.wikipedia.org/wiki/Shell_Rotella

    Gear oil; In the engine oil family, there are four basic oil sub-families: Multigrade conventional oil—in SAE 10W-30 and 15W-40 viscosity ranges; Multigrade synthetic oil—in SAE 5W-40 and 15w-40 viscosity ranges [3] Single grade conventional oil—in SAE 20, 30, 40 and 50; Synthetic blend oil

  5. Should I warm up my car before driving on frigid winter days ...

    www.aol.com/warm-car-driving-frigid-winter...

    This time ensures lubricating oil reaches all of the engine's vital parts. In addition to unnecessary engine wear, the Environmental Protection Agency says letting your car idle causes air ...

  6. Warren Buffett: 5 Stocks He’s Dead Serious About In 2025 - AOL

    www.aol.com/warren-buffett-5-stocks-dead...

    Still, Buffett’s bet underscores optimism about the long-term outlook for oil and gas. Sirius XM The satellite radio provider’s stock price has dropped 59% over the past year, largely due to ...

  7. Sleep could help erase bad memories, study finds: ‘Therapy ...

    www.aol.com/sleep-could-help-erase-bad-093015714...

    Sleep has been shown to have a long list of physical and mental health benefits, and now a new study suggests it could also help to “erase" bad memories. Experts comment on the findings.