Smokers inhale more tar, nicotine and carbon monoxide when measured with WHO method RIVM has measured the amount of tar, nicotine and carbon monoxide (TNCO) in all filter cigarettes sold in the Netherlands with the WHO Intense method.
New risk limits for PFAS in surface water The National Institute for Public Health and the Environment (RIVM) has derived new risk limits for PFAS in surface water. The guiding principle for these limits is that people should be able to consume fish sourced from surface water throughout their lives without ingesting excessive levels of PFAS.