About: http://webisa.webdatacommons.org/208619544

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	They will not leach chemicals into your soil, except for zinc, which is a necessary mineral anyway.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com