<http://webisa.webdatacommons.org/181821308>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<toolingu.com> .
<http://webisa.webdatacommons.org/181821308>	<http://www.w3.org/ns/prov#value>	"A switch, bar, sensor, or other mechanism that interrupts the machine's operating cycle to prevent workers or any parts of their bodies from entering dangerous areas during machine cycles." .
<http://webisa.webdatacommons.org/181821308>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/425695411>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/181821308> .