About: http://webisa.webdatacommons.org/165804063

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	Egg shells are mainly composed of calcium, magnesium, proteins and some other trace minerals.
http://www.w3.org/ns/prov#wasQuotedFrom	germanshepherds.com