About: http://webisa.webdatacommons.org/255853271

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	A must for the beginning (and throughout) the year, these guidelines for safely working with chemicals and other materials in the laboratory promote safety awareness and safe work practices.
http://www.w3.org/ns/prov#wasQuotedFrom	thephysicsfront.org