About: http://webisa.webdatacommons.org/44823563

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	However, environmental factors such as pollution, radiation, cigarette smoke and herbicides can also spawn free radicals.
http://www.w3.org/ns/prov#wasQuotedFrom	healthchecksystems.com