Physical agents

Articles

• sun sensitivity
  25 November 2003

  References
  Rees JL. The Genetics of Sun Sensitivity in Humans. Am J Hum Genet. 2004 Sep 15 PMID: #15372380#
  Brash DE. Sunlight and the onset of skin cancer. Trends Genet. 1997 Oct;13(10):410-4. PMID: #9351343#

• radiations
  11 March 2004

  WP
  Definition : Radiation in physics is a process of emission of energy or particles. Various forms of radiation may be distinguished, depending on the type of the emitted energy/matter, the type of the emission source, properties and purposes of the emission, etc.
  Radiation is energy distributed across the electromagnetic spectrum as waves (long wavelengths, low frequency) or particles (short wavelengths, high frequency).
  Approximately 80% of radiation is derived from natural (...)

• ultraviolet radiation
  31 May 2004

  ultraviolet B light, ultraviolet-B-light