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(Last Mod.:2011-03-21 / Rating: 9.040 )
Thallium is a highly toxic heavy metal that is the focus of a highly contentious crisis in Russia. Ex-KGB spy Alexander Litnvinenko was poisoned recently and many suspect the K...
(Last Mod.:2011-03-21 / Rating: 9.037 )
Plutonium (chemical symbol Pu) is a radioactive metal with Atomic Number 94. Plutonium is considered a man-made element, although scientists have found trace amounts of natural...
(Last Mod.:2011-03-21 / Rating: 9.035 )
Cadmium (Cd) Authors Elissa Grzincic Cadmium is a classic, elemental toxicant that shows various adverse effects and can be fatal depending on the dose. It is the most destruct...
(Last Mod.:2011-03-21 / Rating: 9.034 )
Tributyltin (TBT) is a highly toxic biocide that has been used extensively to protect the hulls of large ships. It is a problem in the aquatic environment because it is extreme...
(Last Mod.:2011-03-21 / Rating: 9.032 )
Uranium, a naturally occurring element that is very dense and heavy, is mildly radioactive and toxic, with a half-life of 4.5 billion years. The greatest health risk from large...
(Last Mod.:2011-03-21 / Rating: 9.030 )
Magnesium is a chemical element with the symbol Mg, atomic number 12, atomic weight 24.3050 and common oxidation number +2. Magnesium, an alkaline earth metal, is the ninth mos...
(Last Mod.:2011-03-21 / Rating: 9.030 )
There are two forms of mercury: inorganic mercury and organic methylmercury (MeHg). When inorganic mercury evaporates, it is biotransformed into methylmercury through microbial...
(Last Mod.:2011-03-21 / Rating: 9.029 )
People long ago recognized that depending on the dose, arsenic could either treat an illness or be used as a poison to cause death. Its medicinal use to treat syphilis and ameb...
(Last Mod.:2011-03-21 / Rating: 9.029 )
Lead TXP-2 Author Steven G. Gilbert Introduction In the 2nd century BCE, Dioscorides noted, "Lead makes the mind give way." In modern times, lead has been heavily use...
(Last Mod.:2011-03-21 / Rating: 9.010 )
Zinc phosphide is a highly potent rodenticide that was first registered in 1947. It has a wide range of uses commercially and residentially, including the protection of food cr...
(Last Mod.:2024-03-10 / Rating: 4.984 )
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