The use of di-n-hexyl phthalate is very strictly regulated in Europe and is therefore essentially prohibited. The plasticizer is considered harmful to health and can probably damage fertility. Now a degradation product of the substance was… Urine samples from daycare children from North Rhine-Westphalia and also proven in adults throughout Germany. How can that be? Marike Kolossa-Gehring is a toxicologist at Federal Environment Agency
and played a leading role in the investigation.

TIME ONLINE: Ms. Kolossa-Gehring, how is it possible that traces of a substance whose use is largely banned can be found in the urine of children and adults?