About: http://webisa.webdatacommons.org/182022811

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	No oil residue was observed to come off any sample except for all the samples that belonged to the tar ball category where there were obvious collections of oil residue floating in the vial.
http://www.w3.org/ns/prov#wasQuotedFrom	mdpi.com