<http://webisa.webdatacommons.org/prov/38971190>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/267469136> .
<http://webisa.webdatacommons.org/267469136>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/267469136>	<http://www.w3.org/ns/prov#value>	"can be adjusted by introducing an agent, such as ammonia, into the" .
<http://webisa.webdatacommons.org/267469136>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .