About: http://webisa.webdatacommons.org/156324581

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	Occasionally a plasticizer, such as glycerol or sorbitol and a preservative, such as formaldehyde, are added to the solution.
http://www.w3.org/ns/prov#wasQuotedFrom	art-handbook.com