"shape" (know. Small seal script, with the ancient word "chimney" on it, that is, chimney; Below is the word "inflammation" (fire), which means that there is plenty of smoke when burning. Together, the fireworks turn black. Original meaning: black) is the original meaning of black, and the color of fire smoke is also.

Shuowen is pure black and feeds back, which is called martial arts. "Xiao Er Ya" Kun Hei. The black spirit in Yi Shuo Gua is an insult. "Su Wen Qi Jiao Lun" Zheng Gongsun Black. "Zuo Zhuan Xiang Gong Twenty-nine Years" Chu Gongzi Black Arm. "Zuo Bao" doctor black bow, ceremony also.

Xunzi Outline is another example: black gas (black water vapor); Black seal (black pattern); Black flax (black flax); Black eyes (black eyes); Black spots (black spots); Black ginseng (dark) black.