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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.
They are commonly but inaccurately referred to as dioxins for simplicity, because every PCDD molecule contains a dibenzo-1,4-dioxin skeletal structure, with 1,4-dioxin as the central ring. Members of the PCDD family bioaccumulate in humans and wildlife because of their lipophilic properties, and may cause developmental disturbances and cancer .
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.
Sold for: $4.5 million. At least this one was for charity, since Warren Buffet does an annual auction for lunch. Word on the street is that you’re probably going to Smith and Wollensky for ...
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The first auction ended on June 5, 2006, with a winning bid of US$5,000,310. However, the sale was not completed, and the fort and lands surrounding it remain for sale and have been relisted on the site several times since. [10] [11] In October 2008, amidst the 2008–2011 Icelandic financial crisis, one seller put up Iceland for sale. The ...
The largest consumer-to-consumer online auction site is eBay, which researchers suggest is popular because it is a convenient, efficient, and effective method for buying and selling goods. [ 6 ] Despite the benefits of online auctions, the anonymity of the internet, the large market, and the ease of access makes online auction fraud easier than ...
Per PCGS, the auction record for this coin took place in 2019 and totaled $14,400. 1969-S Lincoln Penny With Doubled Die Obverse Spruce Crafts calls this particular coin “exceedingly rare.”