About: http://webisa.webdatacommons.org/270054326

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	(1)???An employer shall ensure that ???????????????????????????????????? (a)??? a rock drill is not used unless equipped with a water jet or other device capable of suppressing rock dust; and
http://www.w3.org/ns/prov#wasQuotedFrom	assembly.nl.ca