Assertion: smoke's number | /r/RelatedTo | known carcinogens
Facets:
Source sentences:
text: We don't sell aroma additives for fog fluid because a technical report carried out by Brunel University on behalf of the Fire Brigade Union in the UK recommended that any additives added to smoke chemical to either add scent or colour the chemical should be removed, as a large number of these additives were found to be related to known carcinogens.