Arsenic trioxide is the key item of arsenic smelters. This oxide has direct programs in market—e.g., like a glass decolorizing agent. Other commercially handy organic and natural and inorganic arsenic derivatives are organized from it. Various purposes exploit arsenic's toxicity, including the use on the oxide as a wood preservative. https://manuelppnkg.ouyawiki.com/1303524/top_arsenic_lll_oxide_secrets