title: Whitening
text: # Whitening
  
  Whitening, Whitener or Whiten may refer to:
  
  ## Processes or techniques
  
  * Cloud whitening, a proposed solar radiation management climate engineering technique
  * Key whitening, increasing the security of a cryptographic cipher
  * Racial whitening, an ideology in Brazil 1889–1914
     * Blanqueamiento, the practice of marrying whiter people in order to have whiter offspring
  * Signal whitening, decorrelation in signal processing
  * Skin whitening, using chemical substances to lighten the skin
  * Software whitening, an approach to coping with bias in random number generation
  * Tooth whitening, in dentistry
  * Whitening (leather processing), a leather production process
  * Whitening transformation, in mathematics
  
  ## People
  
  * Andrew Whiten (born 1948), a British zoologist and psychologist
  * Colette Whiten (born 1945), Canadian sculptor and artist
  * Mark Whiten (born 1966), American baseball player
  * Tim Whiten (born 1941), an American-born Canadian artist
  * Basil Lee Whitener (1915–1989), an American politician
  * Catherine Evans Whitener (1880–1964), a textile artisan in Georgia, US
  * Gordon Whitener, founder, chairman, and CEO of The Whitener Company, a Tennessee-based consulting and investment firm
  * Helen Whitener (born 1964/1965), a Trinidadian-American attorney and jurist
  * Paul Whitener (1911–1959), an American landscape painter and museum director
  * Todd Whitener (born 1978), an American musician
  
  ## Other uses
  
  * Corrective fluid, a white fluid applied to paper to mask errors in text
  * Non-dairy creamer, commonly called tea whitener or coffee whitener
  * Optical brightener, an additive used to enhance the appearance of colour of fabric and paper
  * Stress-whitening, where a white line appears when a material is stressed by bending or punching
  