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.
Large amounts of PAHs and metals found again in IJmond in autumn 2022 In autumn 2022, RIVM once again found high levels of PAHs and metals in coarse dust particles deposited in the area around Tata Steel.