What makes you say that? As a random example, leaded gasoline existed for 50 years longer than it should have. We’ve known lead was toxic since the Roman empire, and the only reason it was invented was to increase profits.
Romans died from lead in the aqueducts by the tens of thousands in Pompeii so saying they “knew” is misrepresentative to say the least. They didn’t know why. Do you really need hyperbole to make your point?
Before modern germ theory, we thought nightshade killed us because it unbalanced our humors. The why isn’t important, it’s the understanding of toxicity.
What makes you say that? As a random example, leaded gasoline existed for 50 years longer than it should have. We’ve known lead was toxic since the Roman empire, and the only reason it was invented was to increase profits.
Romans died from lead in the aqueducts by the tens of thousands in Pompeii so saying they “knew” is misrepresentative to say the least. They didn’t know why. Do you really need hyperbole to make your point?
Before modern germ theory, we thought nightshade killed us because it unbalanced our humors. The why isn’t important, it’s the understanding of toxicity.