Just a note that the majority of these detections report the lowest amount chemistry can reliably quantify. Not the danger level, the known biological effect level, the smallest amount where chemistry can say they're statically confident the substance is present in a known amount.
Modern gas chromatography is ridiculously sensitive.
> that 14 out of 64 samples had levels above the legally allowed limit (MRL), of which 12 pesticides that are not approved in the EU (page 12 of report).