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Infobox references. 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.
Polychlorinated dibenzo -p- dioxins (PCDDs), or simply dioxins. PCDDs are derivatives of dibenzo -p- dioxin. 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.
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.
Zone 5 uses eight 2-digit codes (51–58) and two sets of 3-digit codes (50x, 59x) to serve South and Central America. Zone 6 uses seven 2-digit codes (60–66) and three sets of 3-digit codes (67x–69x) to serve Southeast Asia and Oceania. Zone 7 uses an integrated numbering plan; two digits (7x) determine the area served: Russia or Kazakhstan.
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Code 8: Part II is a 2024 Canadian superhero science fiction action film [ 1] directed by Jeff Chan, who co-wrote the screenplay with Chris Paré, Sherren Lee and Jesse LaVercombe. It is a sequel to the 2019 film Code 8. Robbie Amell and Stephen Amell reprise their roles from the original film as Connor Reed and Garrett Kelton, respectively ...
Session Id: 9d4v7sgc (Pls: 60074189-59f9-42ce-88c0-726bd6ec2a1d) Chipotle stock ( CMG) fell more than 7% Tuesday after the company announced the departure of its CEO, Brian Niccol, who will take ...
Infobox references. Methyl vinyl ketone ( MVK, IUPAC name: butenone) is the organic compound with the formula CH 3 C (O)CH=CH 2. It is a reactive compound classified as an enone, in fact the simplest example thereof. It is a colorless, flammable, highly toxic liquid with a pungent odor. It is soluble in water and polar organic solvents.