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  2. 2,3,7,8-Tetrachlorodibenzodioxin - Wikipedia

    en.wikipedia.org/wiki/2,3,7,8-Tetrachlorodibenzo...

    2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD) is a polychlorinated dibenzo-p-dioxin (sometimes shortened, though inaccurately, to simply 'dioxin') [3] with the chemical formula C 12 H 4 Cl 4 O 2. Pure TCDD is a colorless solid with no distinguishable odor at room temperature.

  3. Polychlorinated dibenzodioxins - Wikipedia

    en.wikipedia.org/wiki/Polychlorinated_dibenzodioxins

    The 2,4,5-T used was contaminated with 2,3,7,8-tetrachlorodibenzodioxin (TCDD), an extremely toxic dioxin compound. During the Vietnam war, between 1962 and 1971, the United States military sprayed 20,000,000 U.S. gallons (76,000,000 L) of chemical herbicides and defoliants in Vietnam, eastern Laos and parts of Cambodia, as part of Operation ...

  4. Dioxins and dioxin-like compounds - Wikipedia

    en.wikipedia.org/wiki/Dioxins_and_dioxin-like...

    There are 75 PCDD congeners, differing in the number and location of chlorine atoms, and 7 of them are specifically toxic, the most toxic being 2,3,7,8-tetrachlorodibenzodioxin (TCDD). Polychlorinated dibenzofurans (PCDFs), or furans. PCDFs are derivatives of dibenzofuran. There are 135 isomers; 10 have dioxin-like properties.

  5. TCDD - Wikipedia

    en.wikipedia.org/wiki/TCDD

    2,3,7,8-Tetrachlorodibenzodioxin — a type of dioxin. Texas Council for Developmental Disabilities This page was last edited on 30 November 2017, at 18:08 (UTC). ...

  6. 2,3,7,8-Tetrachlorodibenzofuran - Wikipedia

    en.wikipedia.org/wiki/2,3,7,8-tetrachlorodibenzo...

    2,3,7,8-Tetrachlorodibenzofuran (TCDF) is a polychlorinated dibenzofuran with a chemical formula of C 12 H 4 Cl 4 O. TCDF is part of the chlorinated benzofuran (CDF) family that contains between 1 and 8 chlorine atoms attached to the parent dibenzofuran ring system. The CDF family includes 135 compounds, of which only a few have been studied.

  7. File:2,3,7,8-tetrachlorodibenzo (b,e) (1,4)dioxine 200.svg

    en.wikipedia.org/wiki/File:Dioxin-2D-skeletal.svg

    The following other wikis use this file: Usage on ar.wikipedia.org كلور; العامل البرتقالي; Usage on az.wikipedia.org Kanserogen

  8. Hallelujah! The remarkable story behind this joyful word - AOL

    www.aol.com/news/hallelujah-remarkable-story...

    The remarkable story behind this joyful word December 20, 2021 at 5:00 AM Grant Gershon conducts the Los Angeles Master Chorale in Rachmaninoff's "All Night Vigil," in which Hallelujah takes on an ...

  9. Tetrachlorobenzene - Wikipedia

    en.wikipedia.org/wiki/Tetrachlorobenzene

    1,2,4,5-tetrachlorobenzene once was used as intermediates in the production of pesicides, [3] specifically trichlorophenols. This method has been discontinued because it also produced 2,3,7,8-tetrachlorodibenzo-p- dioxin .