Apparently, a German professor, Johann Friedrich Blumenbach (1752–1840), is responsible for this. He was the protege of Carl Linnaeus and was the proponent of the scientific racism theories. read more
Asians "Yellow on the outside, black on the inside." Miyagi: Asians: From the movie The Karate Kid: Mushu: Asians: Probably from Asian kid on Crank Yankers: Ng: Asians: Pronounced 'Ing' . Ng is a very common Asian surname that is considered goofy and is used derogatorily. Nikon: Asians: Popular brand of camera. Asian tourists are known to take a lot of photographs. read more
Ethnic slurs may also be produced as a racial epithet by combining a general-purpose insult with the name of ethnicity, such as "dirty Jew", "Russian pig", etc. Other common insulting modifiers include "dog", "filthy", etc. read more