PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Depending upon the environmental conditions such as ambient light levels and the power and use of the laser, recovery from the exposure of such an event can be a few seconds to several minutes or more.Many devices have been suggested and used to protect against lasers.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com