Assertion: cigarette's chemical | /r/AtLocation | nicotine
Facets:
Source sentences:
text: There are many chemicals found in tobacco leaves but nicotine is the one that can lead to addiction.
text: In addition to the risks of secondhand smoke for all exposed infants, the chemicals found in tobacco, including nicotine, can be passed from a breastfeeding mother who uses tobacco to her infant through breast milk.