PowerPoint Presentation
Poisons and History – Trial and Error!
Foods Versus Poisons
Copyright By PowCoder代写 加微信 powcoder
Harmfulness Versus Safeness
Definition of “Toxicology”
History of Toxicology
Summary and Conclusions
Definition of Toxicology
The study of toxic chemicals – No!
The study of the adverse effects of chemicals – Yes!
Paracelsus said it best: “All substances are poisons; there are none that are not. Dose differentiates between a poison and a remedy.”
History of Toxicology
The Ebers (papyrus) – 1500 BC
Discorides (employed by Nero) – 50 BC
de Medicis (employed by the Borgias) – Middle Ages
“Bombastic” Paracelsus – 1500 AD
Percival Pott (English Physician) – 1775 AD
Orfila (“father of toxicology”) – early 1800s
Pesticide Boom – mid-1900s
(“Silent Spring”) – early 1960s
Catherine de Medici
“Bombastic” Paracelsus
Percival Pott
Pesticide Boom of the 1900s
程序代写 CS代考 加微信: powcoder QQ: 1823890830 Email: powcoder@163.com