Purity

Purity is the absence of impurity or contaminants in a substance.

Purity is the ratio of a named pure substance in a sample (by weight, mass, volume, or count), a number between 0 and 1 typically expressed as percent, permille, fraction, or other unit such as:

• Fineness, several units of purity of precious metals
• Nine (purity), an informal unit of purity
• Purity, the colorfulness of a light source
• Purity (quantum mechanics), a measure of correlation between a system and its environment
• Purity (algebraic geometry), a lack of unmixed-ness

Purity is the absence of vice in human character, especially sexual nature.

• Ritual purification, a feature of many religions
• Purity in Buddhism, a spiritual purity of character or essence

Purity may also refer to:

Film

• Purity (film), a 1916 motion picture
• Purity by Anat Zuria
• Black oil (The X-Files) (also known as Purity), a fictional alien virus in the TV series The X-Files

Books

• Pureza (Purity), a 1937 novel by José Lins do Rego
• Purity (novel), a 2015 novel by Jonathan Franzen
  • Purity (TV series), a TV series based on the novel
• Purity, a 2012 novel by Jackson Pearce
• Purity, a 1998 novel by Shaun Hutson
• Purity, a 2007 play by Thomas Bradshaw (playwright)
• Cleanness, also known as Purity, a 14th-century poem

Companies

• Purity Dairies, a dairy company in Nashville, Tennessee, United States
• Purity Factories, a food processing company in St. John's, Newfoundland and Labrador, Canada
• Purity Distilling Company, an alcohol manufacturer involved in the Boston Molasses Disaster in the U.S.
• Purity, a former supermarket brand owned by Woolworths Supermarkets (Australia)

Music

• "Purity", a 1999 song by Slipknot on their debut self-titled album
• Purity (Hate Forest album) (2003)

See also

• All pages with titles beginning with Purity
• All pages with titles containing Purity
• Blood purity (disambiguation)
• Chemical purity
• Concentration
• Impurity (disambiguation)
• Pure (disambiguation)