About: http://webisa.webdatacommons.org/441464351

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	If miners know this, they may take appropriate precautions and protective measures, such as the use of personal protective equipment or a welding booth with proper ventilation, to keep the fumes out of their breathing zone.
http://www.w3.org/ns/prov#wasQuotedFrom	federalregister.gov