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Royal Purple, Inc. Royal Purple is an American manufacturer which produces lubricants for automotive, industrial, marine, and racing use. [2] It is known primarily for its line of synthetic Royal Purple Motor Oil products used in gasoline and diesel engines. [3][4][5] They also produce other fluids including gear oil, transmission fluid, power ...
Tyrian purple (Ancient Greek: πορφύρα porphúra; Latin: purpura), also known as royal purple, imperial purple, or imperial dye, is a reddish- purple natural dye. The name Tyrian refers to Tyre, Lebanon, once Phoenicia. It is secreted by several species of predatory sea snails in the family Muricidae, rock snails originally known by the name Murex (Bolinus brandaris, Hexaplex trunculus ...
Dyson is a Singapore-based company and manufacturer of bagless vacuum cleaners (using cyclonic separation and brushless electric motors), heatless hand dryers, bladeless fans/heaters, and robotic vacuum cleaners.
Manganese is one of the oldest glass additives, and purple manganese glass was used since early Egyptian history. Manganese dioxide, which is black, is used to remove the green color from the glass; in a very slow process this is converted to sodium permanganate, a dark purple compound.
Ultramarine is a deep blue color pigment which was originally made by grinding lapis lazuli into a powder. [2] Its lengthy grinding and washing process makes the natural pigment quite valuable—roughly ten times more expensive than the stone it comes from and as expensive as gold. [3][4] The name ultramarine comes from the Latin ultramarinus.
Crystallization. The Verneuil method (or Verneuil process or Verneuil technique), also called flame fusion, was the first commercially successful method of manufacturing synthetic gemstones, developed in the late 1883 [1] by the French chemist Auguste Verneuil. It is primarily used to produce the ruby, sapphire and padparadscha varieties of ...
Dye. Drying colored cloth. Chemical structure of indigo dye, the blue coloration of blue jeans. Although once extracted from plants, indigo dye is now almost exclusively synthesized industrially. [1] A dye is a colored substance that chemically bonds to the substrate to which it is being applied. This distinguishes dyes from pigments which do ...
Little pieces of debris were strewn across the bricks in front of the art. However, the harm seemed mostly contained to the lower right corner of the building, slightly below the sculpture.