PFAS

[Agent_24]

Yeah, just in the same way we look back at what was commonplace 100 years ago.
All those patent medicines that were on the market is a classic example, some have survived to this day, albeit with the dangerous ingredients removed such as coca-cola, dr pepper, etc.
Lanes emulsion existed into the 1980s and that stuff contained creosote of all things!

I remember Lane's Emulsion well; I rather liked it but never knew what its purpose was.   I seem to connect it with sticky malt and cod-liver oil.

https://en.wikipedia.org/wiki/Lane%27s_Emulsion