About: http://webisa.webdatacommons.org/19233629

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	Some synthetic polymers such as polyethylene and polypropylene are alkanes with chains containing hundreds of thousands of carbon atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	schools-wikipedia.org