Temporary background values for PFAS in Dutch soil RIVM has derived temporary background values for two types of PFAS in Dutch soil: PFOS (perfluorooctane sulfonate) and PFOA (perfluoro octanoic acid).
European Antibiotic Awareness Day 2014 Tuesday 18 November is European Antibiotic Awareness Day. On this day, throughout Europe, attention is focused on the responsible use of antibiotics for people and animals.