A child abuse fatality occurs when a child's death is the result of abuse or neglect, or when abuse and/or neglect are contributing factors to a child's death. In the United States, 1,730 children died in 2008 due to factors related to abuse; this is a rate of 2 per 100,000 U.S. children.
The kind of mercury that accumulates to toxic levels in fish is called monomethylmercury, or simply methylmercury, because it has a methyl group, CH3, attached to the mercury atom. The problem is that we donât know where methylmercury comes from.
Mercury, the only metal that is a liquid at room temperature, melts at â38.9 ÂºC, and boils at 356.6 ÂºC. (Click here for photos of a liquid mercury fountain).Elemental mercury is extremely toxic and rarely occurs free in nature. It is often found as the mineral cinnabar, HgS, which is a red solid at room temperature.ercury, the only metal that is a liquid at room temperature, melts at â38.9 ÂºC, and boils at 356.6 ÂºC. (Click here for photos of a liquid mercury fountain). Elemental mercury is extremely toxic and rarely occurs free in nature.