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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. 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.

  4. 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 ...

  5. 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.

  6. Talk:2,3,7,8-Tetrachlorodibenzodioxin - Wikipedia

    en.wikipedia.org/wiki/Talk:2,3,7,8-Tetrachlorodi...

    TCDD as defined here, is a single compound 2,3,7,8-tetrachlorodibenzo-p-dioxin, and the sources given are common to many related compounds. The sole sources of pure TCDD are accidents (Seveso) or deliberate poisonings as described. Please check Dioxins and dioxin-like compounds, and add the necessary sources there.

  7. Today's Wordle Hint, Answer for #1255 on Monday, November 25 ...

    www.aol.com/todays-wordle-hint-answer-1255...

    Today's Wordle Answer for #1255 on Monday, November 25, 2024. Today's Wordle answer on Monday, November 25, 2024, is BROWN. How'd you do? Next: Catch up on other Wordle answers from this week.

  8. Rainbow Herbicides - Wikipedia

    en.wikipedia.org/wiki/Rainbow_Herbicides

    Some batches of 2,4,5-T manufactured for Rainbow Herbicide use were later found to have been contaminated with synthesis-byproduct dioxins including 2,3,7,8-tetrachlorodibenzodioxin (TCDD). Work by researcher Alvin Lee Young identifies examples of Agent Pink and Agent Green containing as much as double the TCDD concentrations observed in Agent ...

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