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Lead poisoning can be much more obvious than that, and we've known for centuries that lead was poisonous. The Romans knew it, and they still used it in their p
by phyzome 7y ago
Lead poisoning can be much more obvious than that, and we've known for centuries that lead was poisonous.
The Romans knew it, and they still used it in their pipes and even in their drinks.
- guelo 7y agoYet we kept putting it in our paint and our gasoline until not very long ago. Probably because of people minimizing the problem, kind of like many of the commenters here.