About: http://webisa.webdatacommons.org/381414249

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	3 years ago1,767 views Just playing around, the ball is a 5mm ball bearing, the cup is made from epoxy, cast using a waxed ball and a piece of tube as a mould.
http://www.w3.org/ns/prov#wasQuotedFrom	youtube.com