Ancient Awareness >History records many examples of plagues and efforts to control them > 1000 BC China Sulfur used as a fumigant to kill bacteria and fungus > Sulfur is widely used to day,e.g. protecting wine barrels and in wine. ●，A Small Dose of Toxicology A Small Dose of Pesticide-2/29/04A Small Dose of Toxicology A Small Dose of Pesticide – 2/29/04 ➢ History records many examples of plagues and efforts to control them ➢ 1000 BC China Sulfur used as a fumigant to kill bacteria and fungus ➢ Sulfur is widely used to day, e.g. protecting wine barrels and in wine. Ancient Awareness