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.
Guus Velders in Nature's "Ten people that mattered this year" Researcher Dr Guus Velders of RIVM has made the Nature top-10 list of 2016. This means that, according to Nature, he was one of the 10 most influential scientists in 2016.