X-ray, is actually describing the ray used, which is X or roentgen ray, named X by the man who discovered it. He called it X because it was unkown. It is a wave of photons. Check out the research -- it is interesting.-ray, is actually describing the ray used, which is X or roentgen ray, named X by the man who discovered it. He called it X because it was unkown. It is a wave of photons. Check out the research -- it is interesting.
1 CALEA Accreditation is a means for developing or improving upon an agencyâs relationship with the community. 2  CALEA Accreditation strengthens an agencyâs accountability, both within the agency and the community, through a continuum of standards that clearly define authority, performance, and responsibilities.
Pennsylvania State Police - Accreditation. 1  The Pennsylvania State Police is the largest internationally accredited law enforcement agency in the world. This distinction was awarded to the Pennsylvania State Police on July 31, 1993, by the Commission on Accreditation for Law Enforcement Agencies (CALEA), an independent, non-profit organization based in Fairfax, Virginia.