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  2. γ-Butyrolactone - Wikipedia

    en.wikipedia.org/wiki/Γ-butyrolactone

    γ-Butyrolactone (GBL) or gamma-butyrolactone is an organic compound with the formula O=CO(CH 2) 3. It is a hygroscopic, colorless, water-miscible liquid with a weak characteristic odor. It is the simplest 4-carbon lactone. It is mainly used as an intermediate in the production of other chemicals, such as N-methyl-2-pyrrolidone. [5]

  3. Guvvie microwave lids are on sale at Amazon - AOL

    www.aol.com/lifestyle/guvvie-microwave-cover...

    And they're inexpensive, too — right now, the set of five covers is on sale for just $13 (aka less than $3 apiece). ... 5-Pack. $13 $24. Save $11 with coupon. Nearly 4,000 Amazon shoppers love ...

  4. Gallium scan - Wikipedia

    en.wikipedia.org/wiki/Gallium_scan

    The gamma emission of gallium-67 is imaged by a gamma camera, while the positron emission of gallium-68 is imaged by positron emission tomography (PET). Gallium salts like gallium citrate and gallium nitrate may be used. The form of salt is not important, since it is the freely dissolved gallium ion Ga 3+ which is active. [1]

  5. Molecular sieve - Wikipedia

    en.wikipedia.org/wiki/Molecular_sieve

    They can absorb water and other species with a critical diameter less than 4 Å such as NH 3, H 2 S, SO 2, CO 2, C 2 H 5 OH, C 2 H 6, and C 2 H 4. Bottle of 4A molecular sieves Some molecular sieves are used to assist detergents as they can produce demineralized water through calcium ion exchange, remove and prevent the deposition of dirt.

  6. Gamma-ray spectrometer - Wikipedia

    en.wikipedia.org/wiki/Gamma-ray_spectrometer

    The Gamma-Ray Spectrometer weighs 30.5 kilograms (67.2 lb) and uses 32 watts of power. Along with its cooler, it measures 468 by 534 by 604 mm (18.4 by 21.0 by 23.8 in). The detector is a photodiode made of a 1.2 kg germanium crystal, reverse biased to about 3 kilovolts, mounted at the end of a six-meter boom to minimize interferences from the ...

  7. Gamma globulin - Wikipedia

    en.wikipedia.org/wiki/Gamma_globulin

    Gamma globulin infusions are also used to treat some immunological diseases, such as idiopathic thrombocytopenia purpura (ITP), a disease in which the platelets are being attacked by antibodies, leading to seriously low platelet counts. It appears that gamma globulin causes the spleen to ignore the antibody-tagged platelets, thus allowing them ...