In<unk>  alchemy,<unk>  poisoning refers to the toxic effects from<unk> s of immortality that contained metals and minerals such as mercury and arsenic. The official Twenty-Four Histories record numerous<unk>  emperors, nobles, and officials who died from taking<unk> s in order to prolong their lifespans. The first emperor to die from<unk>  poisoning was likely Qin Shi Huang (d. 210 BCE) and the last was Yongzheng (d. 1735 AD). Despite common knowledge that immortality potions could be deadly, fangshi and Daoist alchemists continued the<unk> -making practice for two millennia.<unk>  woodblock illustration of a waidan<unk>  refining furnace, 1856 Waike tushuo 外科圖説 (Illustrated Manual of External Medicine)
Chinese alchemical elixir poisoning
Scombroid food poisoning
Tin poisoning
Loch Maree Hotel botulism poisoning
Mozambique funeral beer poisoning
Mushroom poisoning
Ciguatera fish poisoning
Chlorine gas poisoning