In this article we will discuss about the major effects of toxic metals on humans and other animals. 1. Effect of Arsenic: Toxic Effects of Arsenic on Humans: Large doses of arsenic (70-180 mg) ingestion may be fatal. Symptoms of acute illness possibly leading to death consist of fever, hepatomegaly, melanosis, and cardiac arrhythmia. Other features include peripheral neuropathy, gastrointestinal, [...]
In simple words, a toxicant may be defined as an agent that causes an adverse effect or response in a biological system, seriously damaging its structure or function or producing death. The adverse effect or response may be defined in terms of a measurement that is outside the normal range for healthy organisms. In view of the National Institute for [...]
The following are the important toxic metals of global concern: 1. Arsenic 2. Lead 3. Mercury 4. Chromium 5. Cadmium 6. Copper 7. Zinc 8. Aluminium 9. Manganese. 1. Arsenic: Arsenic is particularly difficult to characterize as a single element because its chemistry is so complex and there are many different arsenic compounds. It may be trivalent or pentavalent and [...]