About: http://webisa.webdatacommons.org/84588636

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	If the alarm systems is to used in buildings such as hotels, a minimum sound level 75dBA at the bed head is required in order to wake a sleeping person
http://www.w3.org/ns/prov#wasQuotedFrom	diynot.com