About: http://webisa.webdatacommons.org/389271150

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	Perhaps toxicity studies have not been performed on pyrophosphates (and this article surely is a call to do that), but the toxicity of tuna IS known: Tuna is high in unsaturated fats that cats have difficulty metabolizing.
http://www.w3.org/ns/prov#wasQuotedFrom	truthaboutpetfood2.com