PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It has been discovered that it is this spray method that provides the aerosol chemistry that allows for the safe application of hydrogen peroxide of higher concentration to the hard tissue present in the oral cavity, without the need for a dam to protect the gingiva and other soft tissue, and without the discomfort typically encountered for other tooth whitening techniques that use high concentrat
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  • freepatentsonline.com