About: http://webisa.webdatacommons.org/249007121

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	For porous 3D printed materials such as alumide you may want to preseal the plastic with an impermeable sealant prior to filling the interior cavity.
http://www.w3.org/ns/prov#wasQuotedFrom	shapeways.com