Some of it was found in Otzi's (*) hair and Napoleon's wallpaper and could've caused their deaths.
Along with lead and belladonna, it is used to make Aqua Tofana. It is poisonous because it disrupts ATP production by inhibiting NAD+ in the citric acid cycle. During the Bronze Age, it was included in bronze to make the alloy harder. The Grainger challenge is to find an economical way to remove it from contaminated groundwater in countries such as Bangladesh. Some of it was found in Otzi's (*) hair and Napoleon's wallpaper and could've caused their deaths. FTP, name this metalloid with atomic number 33 and symbol As.
Along with lead and belladonna, it is used to make Aqua Tofana.
{arsenic}