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It was the latter who, despite frequent confusion between fact and mysticism, laid the groundwork for the later development of modern toxicology by recognizing the importance of the dose-response relationship.
His famous statement All substances are poisons; there is none that is not a poison.
The correlation between the occupation of chimney sweeps and scrotal cancer by Percival Pott in 1775 is almost as well known, although it was foreshadowed by Hills correlation of nasal cancer and snuff use in 1761.
Orfila, a Spaniard working at the University of Paris in the early nineteenth century, is generally regarded as the father of modern toxicology.
and that seems to have been one of the greatest threats.
His belief in the value of experimentation was also a break with earlier tradition."It's not just been the FBI, it's been at state and local levels where local police, national guard…those groups were having folks infiltrate people." "Most people in the movement are already security experts, but I think that part of it is that if you're doing something that you don't want anyone knowing about…seeing black identity groups as potential threats, I think it's just continuing this kind of very myopic view of our groups and just racist views.
It feels incomprehensible, but it just fits with history…
The Egyptian papyrus, Ebers, dating from about 1500 bc, must rank as the earliest surviving pharmacopeia, and the surviving medical works of Hippocrates, Aristotle, and Theophrastus published during the period 400 to 250 bc all include some mention of poisons.