The dose makes the poison, we can see in blood lead levels over time that we’ve basically solved the problem by eliminating it from car exhaust, which we breathe pretty regularly.
If you live within 1 mile of an airport you will have high amounts of lead in your blood. Maybe not as much as before, but still higher than there should be.
The dose makes the poison, we can see in blood lead levels over time that we’ve basically solved the problem by eliminating it from car exhaust, which we breathe pretty regularly.
If you live within 1 mile of an airport you will have high amounts of lead in your blood. Maybe not as much as before, but still higher than there should be.