common uses for arsenic
Here are some of the most common uses for arsenic in the world today! Uses of Arsenic. 1  The main use of metallic arsenic is for strengthening alloys of copper and lead to use in car batteries. 2  It is also used as an n-type dopant in semi conductive electronic devices. It has been used as a wood preserver because of its toxicity to insects, bacteria and fungi. 2  Arsenic is added to animal food to prevent disease and to promote growth. 3  Arsenic is used in the medical treatment of cancers such as acute promyelocytic leukemia.