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.
Potential effects of the reuse of building material on soil quality In a circular economy, building materials have a longer life cycle and are reused in innovative ways. Reusing building materials is sustainable, but can also be risky as building materials may contain contaminants such as heavy metals.