'They're everywhere': What we do (and don't) know about 'forever chemicals'
Recent testing has found low levels of PFAS across several Sydney water catchments. But experts say there are a lot more 'forever chemicals' that we don't know about.
Moderated by Tomas Kauer 
Recent testing has found low levels of PFAS across several Sydney water catchments. But experts say there are a lot more 'forever chemicals' that we don't know about.
