About: http://webisa.webdatacommons.org/386716840

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Nicotine found in cigarettes, pipes, cigars and other tobacco products create brown spots on teeth.
http://www.w3.org/ns/prov#wasQuotedFrom	teethwhitening1.org