An innovation in the 15th century allowed individuals to share knowledge more quickly and widely. Never did civilization look back. As the saying goes, knowledge is power, and the invention of the mechanical movable type printing press helped to disseminate knowledge wider and faster than ever.
Red, magenta and yellow inks are used to make them, as magenta absorbs green light and yellow absorbs blue light, which reflects only red light back to our eyes. You will probably understand the basic mechanism of color printing if you've ever used different colors of paint on a palette.
Created in China, the printing press revolutionized society there before being further developed in Europe in the 15th century by Johannes Gutenberg and his invention of the Gutenberg press.
Each process of printing is split into pre-press, press, and post-press steps. Prepress operations include steps during which the idea of a printed image, such as a plate, cylinder, or screen, is converted into an image carrier.
The earliest known form of printing applied to paper was woodblock printing, which appeared prior to 220 AD in China. Later developments in printing technology include the movable type invented by Bi Sheng around 1040 AD and the printing press invented by Johannes Gutenberg in the 15th century.
In 2 color printing, instead of one on lower end marketing materials, two ink colors are used, vs. four on higher-end commercially printed pieces. Typically, the inks used are Pantone ® colors, and are frequently used in a unique color to print a logo, design or symbol.
Inks used in industrial printing affect the atmosphere in different ways. During printing, vent fumes are fumes released into the atmosphere by the inks. When inhaled, these fumes can be harmful. After they are discarded, other inks create issues.
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