About: http://webisa.webdatacommons.org/282939011

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	Basic products such as flour, coffee and sugar were expensive and often contaminated, mixed with limestone, sawdust or other ingredients to increase their weight and cost.
http://www.w3.org/ns/prov#wasQuotedFrom	nfca.coop