About: http://webisa.webdatacommons.org/393942754

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	Traditionally, these sprinklers are constructed using metals such as bronze and brass, which are more expensive, but durable; however, plastic impact heads are now available and are less expensive, but also less rugged.
http://www.w3.org/ns/prov#wasQuotedFrom	grounds-mag.com