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  2. Pteridophyte Phylogeny Group - Wikipedia

    en.wikipedia.org/wiki/Pteridophyte_Phylogeny_Group

    The Pteridophyte Phylogeny Group (PPG) is an informal international group of systematic botanists who collaborate to establish on the classification of pteridophytes (lycophytes and ferns) that reflects knowledge about plant relationships discovered through phylogenetic studies. In 2016, the group published a classification for extant ...

  3. PPG - Wikipedia

    en.wikipedia.org/wiki/PPG

    PPG Industries, a U.S. manufacturer, formerly known as Pittsburgh Plate Glass PPG Place, its office complex; Polypropylene glycol, a polymer; Post-prandial glucose, a measure of blood sugar after a meal; Pounds per gallon, a measure of density, typically of a fluid. It is common in the oil industry, especially as a unit for Mud weight.

  4. Photoplethysmogram - Wikipedia

    en.wikipedia.org/wiki/Photoplethysmogram

    A photoplethysmogram (PPG) is an optically obtained plethysmogram that can be used to detect blood volume changes in the microvascular bed of tissue. [ 1 ] [ 2 ] A PPG is often obtained by using a pulse oximeter which illuminates the skin and measures changes in light absorption. [ 3 ]

  5. PPG Launches UV-Cure Primer Surfacer in U.S. and Canada - AOL

    www.aol.com/news/ppg-launches-uv-cure-primer...

    PPG introduces an advanced primer surfacer developed on UV-cure technology, aiming to offer the refinish markets a high-performance product with a quicker repair time.

  6. PPG Industries - Wikipedia

    en.wikipedia.org/wiki/PPG_Industries

    In 2007, PPG in Australia acquired Barloworld Coatings (Australia) Pty Limited, producer of the Taubmans, Bristol, and White Knight brands of paint. [10] On 2 January 2008, PPG acquired the SigmaKalon Group of companies for $3.2 billion from private investment firm Bain Capital, strongly increasing its paint and specialty coatings business. [11]

  7. Parts of the Great Lakes region remain on alert as lake ... - AOL

    www.aol.com/lake-effect-snow-frigid-arctic...

    Bone-chilling Arctic air gripped much of the eastern United States on Saturday, while lake-effect snow threatened to disrupt post-holiday travel in parts of the Great Lakes region.

  8. Trump’s intel pick was placed on government watch list for ...

    www.aol.com/trump-intel-pick-placed-government...

    Tulsi Gabbard, Donald Trump’s pick to lead the intelligence community, was briefly placed on a Transportation Security Administration list that prompts additional security screening before ...

  9. Xylan (coating) - Wikipedia

    en.wikipedia.org/wiki/Xylan_(coating)

    Xylan is generally used to reduce friction, improve wear resistance, and for non-stick applications. Additionally, it can be used to protect a metal from corrosion.The most commonly known application is in non-stick cookware but Xylan coatings have also been used extensively in the automotive industry and for corrosion protection in the oil and gas industry.