Researchers Named One Hundred American Polluters

The Institute of Political Economy at the University of Massachusetts recently completed a statistical report listing 100 major polluters that harm the U.S. environment. Many of the world's top 500 companies appeared in this ranking. The top ones included General Electric, Kodak, and Tao. Chemicals, DuPont, BASF and other large companies. In addition, some large pharmaceutical companies such as Pfizer and Sanofi-Aventis are also impressively listed.
The statistics report stated that the "Pollution Top 100 Enterprises" announced for the first time took foreign companies' subsidiaries in the United States into account, which led Nissan, Bayer, and other companies headquartered outside the United States to appear on the rankings.

Double End Stud

The Bolt is a Machine element. It is a cylindrical threaded fastener equipped with a nut. It is a kind of fastener composed of head and Screw (cylinder with external thread). It needs to be matched with the nut to fasten and connect two parts with through holes. This type of connection is called bolt connection. If the nut is unscrewed from the bolt, the two parts can be separated, so the bolt connection is a detachable connection

Stud Bolt,Stud Screw,Stud Nut Bolt,Stud Anchor Bolt

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