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.
Darker cigarettes and other measures to make cigarettes less appealing There are a number of measures that can be implemented to make cigarettes less appealing and less addictive. For example, manufacturers could make cigarettes a darker colour. They could also stop using ingredients like sugars and flavourings.
Menthol facilitates inhalation of tobacco smoke, even when you cannot taste it Even when menthol cannot be tasted, the substance makes it easier to inhale tobacco smoke. This way, menthol makes smoking more attractive for young and novice smokers who are not yet used to inhaling sharp, pungent tobacco smoke.