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  2. Renewable Identification Number - Wikipedia

    en.wikipedia.org/wiki/Renewable_Identification...

    A Renewable Identification Number (or RIN) is a serial number assigned to a batch of biofuel for the purpose of tracking its production, use, and trading as required by the United States Environmental Protection Agency's Renewable Fuel Standard (RFS) implemented according to the Energy Policy Act of 2005 and the Energy Independence and Security Act of 2007.

  3. Testing and inspection of diving cylinders - Wikipedia

    en.wikipedia.org/wiki/Testing_and_inspection_of...

    Before filling a cylinder the filling operator may be required by regulations, code of practice, or operations manual, to inspect the cylinder and valve for any obvious external defects or damage, and to reject for filling any cylinder that does not comply with the standards. They may also be required to record cylinder details in the filling log.

  4. Template:RIN/doc - Wikipedia

    en.wikipedia.org/wiki/Template:RIN/doc

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  5. Airgas Announces New Cylinder Recertification Operation at ...

    www.aol.com/news/2013-07-01-airgas-announces-new...

    Airgas Announces New Cylinder Recertification Operation at Airgas Refrigerants' Facility in Smyrna, GA RADNOR, Pa.--(BUSINESS WIRE)-- Airgas Inc. (NYS: ARG) today announced that its Airgas ...

  6. Pin Index Safety System - Wikipedia

    en.wikipedia.org/wiki/Pin_Index_Safety_System

    The pin index safety system uses a face seal between the cylinder valve and the associated yoke clamp. There are two holes in specific positions on the cylinder valve body below the outlet port , in positions associated with the gas mixture, which prevent connection of the cylinder to a yoke or pressure regulator with a mis-matched set of pins.

  7. Template:RIN - Wikipedia

    en.wikipedia.org/wiki/Template:RIN

    The RIN is the unique identifying feature for each entry in the Unified Agenda, which enables a user to access entries of interest discovered through searches. Because the online Unified Agenda is designed principally as a searchable database rather than as a copy of a printed publication, it no longer has a fixed sequential ordering of entries.

  8. Lycoming R-680 - Wikipedia

    en.wikipedia.org/wiki/Lycoming_R-680

    The Lycoming R-680 is a nine-cylinder air-cooled radial engine, the first aero engine produced by Lycoming. The engine was produced in two types, the E and B series; both are essentially the same. The B4E was available in a trainer version with a front exhaust collector "ring" for use without cylinder air baffles.

  9. Relative intensity noise - Wikipedia

    en.wikipedia.org/wiki/Relative_intensity_noise

    Relative intensity noise (RIN), describes the instability in the power level of a laser. The noise term is important to describe lasers used in fiber-optic communication and LIDAR remote sensing. Relative intensity noise can be generated from cavity vibration, fluctuations in the laser gain medium or simply from transferred intensity noise from ...