About: http://webisa.webdatacommons.org/448096301

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 a deposition chamber which is evacuated with a cryopump, hydrogen atoms, compounds including hydrogen atoms such as water (H 2 0), and the like are exhausted.
http://www.w3.org/ns/prov#wasQuotedFrom	sumobrain.com