Toxic elements list
- element that is poisonous when inhaled
- what elements are poisonous
Toxic elements in periodic table!
There are somewhere in the region of 118 elements that are known of. The reason for being vague is that some are thought to exist but have never been observed. Of these 98 occur naturally.
Top 10 most dangerous elements
Very few of these elements are completely harmless and most present some risk in sufficient doses.
There are no hard,fast rules as to which elements are likely to prove most dangerous but we can divide the risks into three general categories.
Those that are toxic, radioactive or highly reactive. Some even fit all three categories.
The thirty or so heaviest elements are all radioactive to some degree. Generally, the heavier the more radioactive. Listing those wouldn’t make for a very interesting top 10 deadliest elements so I’ve skipped a bunch of these and gone for the most exciting dangerous chemical elements.
10.Toxic metals list
Chromium (Cr)
Mention chromium and most people are thinking shiny car parts. It is also one of the elements that is essential to most higher organisms. But chromium has a dark side.
In one of its forms (hexavalent) chromium becomes a genotoxic carcinogen – tha