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2. 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 ]

3. Vehicle emissions control - Wikipedia

   en.wikipedia.org/wiki/Vehicle_emissions_control

   Vehicle emissions control is the study of reducing the emissions produced by motor vehicles, especially internal combustion engines.The primary emissions studied include hydrocarbons, volatile organic compounds, carbon monoxide, carbon dioxide, nitrogen oxides, particulate matter, and sulfur oxides.

4. Air purge system - Wikipedia

   en.wikipedia.org/wiki/Air_purge_system

   An air purge heating unit is used to ensure that the purge air remains at a temperature above the acid dew-point. This temperature is typically around 20 °C/68 °F. [2] If temperatures are below this point, the controls will be corroded by condensation of compounds in the flue gas. Heated air ensures that controls are dry during startup. [3]

5. Crankcase ventilation system - Wikipedia

   en.wikipedia.org/wiki/Crankcase_ventilation_system

   The crankcase air outlet, where the PCV valve is located, is generally placed as far as possible from the crankcase breather. For example, the breather and outlet are frequently on opposite valve covers on a V engine, or on opposite ends of the valve cover on an inline engine. The PCV valve is often, but not always, placed at the valve cover ...

6. Flash-gas (petroleum) - Wikipedia

   en.wikipedia.org/wiki/Flash-gas_(petroleum)

   Flash gas is readily leaked whenever these hatches are opened and therefore they can pose a problem in terms of emissions. There have also been reports of fatalities caused by manual tank gauging and sampling via thief hatches. [63] Vapor recovery towers (VRT) have been posed as a potential solution for vapor loss via thief hatches.

7. Should You Use Ice or Heat for Your Back Pain? - AOL

   www.aol.com/ice-heat-back-pain-133000090.html

   "Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Most people experience some back pain at some point in their lives. For others, the discomfort is a ...

8. The upperclassmen: Oregon, Ohio St. leaned on well-traveled ...

   www.aol.com/upperclassmen-oregon-ohio-st-leaned...

   Howard spent four years at Kansas State, not winning the full-time starting job until last season, before choosing the Buckeyes over the NFL draft. “This has been a little different for us ...

9. Macy's delays results after finding employee hid millions in ...

   www.aol.com/news/macys-delays-q3-report...

   (Reuters) -Macy's on Monday delayed its third-quarter results after finding that an employee hid as much as $154 million in expenses over years, instead issuing preliminary sales figures that fell ...