About: http://webisa.webdatacommons.org/198218123

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	???PTDs disclose intentionally added ingredients, including heavy metals, and document whether any ingredients are classified as hazardous on any of six authoritative hazard lists.
http://www.w3.org/ns/prov#wasQuotedFrom	floorcoveringweekly.com