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− | + | Chemical substances which consist of at least two connected ring systems and which can act [[Cancerogen/en|carcinogen]]. | |
− | https://de.wikipedia.org/wiki/ | + | https://de.wikipedia.org/wiki/Polycyclische_aromatic_hydrocarbons <sub>([https://de.wikipedia.org/wiki/Wikipedia:Lizenzbestimmungen_Commons_Attribution-ShareAlike_3.0_Unported Wikipedia CC-by-sa-3.0])</sub> |
Chemical substances which consist of at least two connected ring systems and which can act carcinogen.
https://de.wikipedia.org/wiki/Polycyclische_aromatic_hydrocarbons (Wikipedia CC-by-sa-3.0)