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Purple haze refers to a state of mind induced by psychedelic drugs, particularly LSD. Wearing purple is a military slang expression in the U.S., Canada and the U.K. for an officer who is serving in a joint assignment with another service, such as an Army officer on assignment to the Navy. The officer is symbolically putting aside his or her ...
Sir William Henry Perkin FRS (12 March 1838 – 14 July 1907) [1] was a British chemist and entrepreneur best known for his serendipitous discovery of the first commercial synthetic organic dye, mauveine, made from aniline. Though he failed in trying to synthesise quinine for the treatment of malaria, he became successful in the field of dyes ...
The Royal purple or Imperial purple was probably used until the time of Augustine of Hippo (354–430) and before the demise of the Roman Empire. Dye chemistry [ edit ] Variations in colours of "Tyrian purple" from different snails are related to the presence of indigo dye (blue), 6-bromoindigo (purple), and the red 6,6'-dibromoindigo.
Gender reveal party. A gender reveal party is a party held during pregnancy to reveal the baby's sex to the expectant parents' family and friends, and sometimes to the parents themselves. Prenatal sex discernment technology furnishes the necessary information. [1] [2] The practice originated in the United States during the late 2000s.
Violet is the color of light at the short wavelength end of the visible spectrum. It is one of the seven colors that Isaac Newton labeled when dividing the spectrum of visible light in 1672. Violet light has a wavelength between approximately 380 and 435 nanometers. [2] The color's name is derived from the Viola genus of flowers.
Big Moe, a DJ Screw protégé whose albums City of Syrup and Purple World were based on the drink and who has been described as having "rapped obsessively about the drug", died at age 33 on October 14, 2007, after suffering a heart attack one week earlier that left him in a coma. There was speculation that lean may have contributed to his death.
The history of the Internet and the history of hypertext date back significantly further than that of the World Wide Web. Tim Berners-Lee invented the World Wide Web while working at CERN in 1989. He proposed a "universal linked information system" using several concepts and technologies, the most fundamental of which was the connections that ...
In formal color theory, purple colors often refer to the colors on the line of purples on the CIE chromaticity diagram (or colors that can be derived from colors on the line of purples), i.e., any color between red and violet, not including either red or violet themselves. The first recorded use of purple as a color name in English was in 975 AD.