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Prussian blue pigment is significant since it was the first stable and relatively lightfast blue pigment to be widely used since the loss of knowledge regarding the synthesis of Egyptian blue. European painters had previously used a number of pigments such as indigo dye , smalt , and Tyrian purple , and the extremely expensive ultramarine made ...
Blue is used by the NATO Military Symbols for Land Based Systems to denote friendly forces, hence the term "blue on blue" for friendly fire, and Blue Force Tracking for location of friendly units. The People's Liberation Army of China (formerly known as the "Red Army") uses the term "Blue Army" to refer to hostile forces during exercises.
Beginning in the 1820s, Prussian blue was imported into Japan through the port of Nagasaki. It was called bero-ai, or Berlin blue, and it became popular because it did not fade like traditional Japanese blue pigment, ai-gami, made from the dayflower. Prussian blue was used by both Hokusai, in his wave paintings, and Hiroshige. [27]
Color symbolism in art, literature, and anthropology is the use of color as a symbol in various cultures and in storytelling. There is great diversity in the use of colors and their associations between cultures [ 1 ] and even within the same culture in different time periods. [ 2 ]
Johann Jacob Diesbach (German:) (born around 1670 – died in 1748), [1] was a German pigment and dye producer known for first synthesizing a blue pigment known as Prussian blue (i.e. iron blue or Berlin blue).
The development of aizuri-e was associated with the import of the pigment Prussian blue from Europe in the 1820s. [ 1 ] [ 2 ] This pigment had a number of advantages over the indigo or dayflower petal dyes that were previously used to create blue.
A FBI document obtained by Wikileaks details the symbols and logos used by pedophiles to identify sexual preferences. According to the document members of pedophilic organizations use of ...
Since the 19th century, the Eureka Flag has achieved customary use as a general-purpose symbol of protest and has been adopted by supporters of the Australian republic and trade union movements. It has also been incorporated into the official logo of the far-right Australia First Party and is often seen on bumper stickers accompanied by white ...