Assertion: cigarette's chemical | /r/AtLocation | tobacco smoke
Facets:
Source sentences:
text: They have not been researched thoroughly, but it is very likely that they are much less harmful than actual cigarettes because they do not produce the range of damaging chemicals found in tobacco smoke, although they are not entirely harmless.
text: Of the more than 4,000 chemicals found in tobacco smoke, hundreds are toxic including hydrogen cyanide, lead, acetone, arsenic, and formaldehyde.