This is the 7667th most frequent Catalan word.
cancerígenes
Cancer-causing.
Here, 'cancerígenes' is used as an adjective describing 'substances' which have the potential to cause cancer.
Els aliments processats poden contenir substàncies cancerígenes.
Processed foods can contain carcinogenic substances.
In this sentence, 'cancerígenes' qualifies 'chemicals', indicating their property of being harmful and cancer-inducing when exposed.
Els estudis recents han descobert que certs químics són cancerígenes per als humans.
Recent studies have found that certain chemicals are carcinogenic to humans.
'Cancerígenes' is describing 'products' in this sentence, emphasizing the need to avoid items with cancer-inducing characteristics.