The Public, which is not an entity, also knew enough about lead. But they were not told the gas contained lead for the longest time. Ethyl was marketed as an antiknock additive explicitly dropping lead from the name for this very reason.
Then there was a big chunk of time taken out for WW2 where such considerations were pushed out.
The issue returned later but then it was argued there was no alternative for years.
Then there was a big chunk of time taken out for WW2 where such considerations were pushed out. The issue returned later but then it was argued there was no alternative for years.