About: http://webisa.webdatacommons.org/343424949

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	In addition, a pore forming agent such as a sugar, salt or polymer, may be included to generate pores in the matrix of the hardened composition in situ.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com