Standard disclaimer - this is just my experience as an individual. I joined before the wars, and I can't tell you why, and I've stayed for a variety of reasons. But one of the reasons I've stayed in is all the people I served with who stayed in, fighting in those pointless wars.. I'm not a killer, so I couldn't contribute that way.
Arsenic is a chemical element with symbol As and atomic number 33. Arsenic occurs in many minerals, usually in conjunction with sulfur and metals, and also as a pure elemental crystal. Arsenic is a metalloid. It can exist in various allotropes, although only the gray form has important use in industry.
What is arsenic? Arsenic is an element in the Earthâs crust, and is present in water, air, and soil. It occurs both naturally in the environment and as a result of human activity, including from erosion of arsenic-containing rocks, volcanic eruptions, contamination from mining and smelting ores and previous or current use of arsenic-containing pesticides.