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Identical to the UN flag, with a Rod of Asclepius, a traditional symbol of medicine, added. WMO World Meteorological Organization: The flag is that of the UN with a compass rose and the letters "OMM/WMO" atop the globe. ICC International Criminal Court: The flag of the ICC, though not an organ of the UN, resembles that of a UN agency.
A United States placard showing the UN number 1814, indicating potassium hydroxide solution, on a railroad tank car.. A UN number (United Nations number) is a four-digit number that identifies hazardous materials, and articles (such as explosives, flammable liquids, oxidizers, toxic liquids, etc.) in the framework of international trade and transport.
The United Nations (UN) is a diplomatic and political [2] international organization with the intended purpose of maintaining international peace and security, developing friendly relations among nations, achieving international cooperation, and serving as a center for coordinating the actions of member nations. [3]
The second is a link to the article that details that symbol, using its Unicode standard name or common alias. (Holding the mouse pointer on the hyperlink will pop up a summary of the symbol's function.); The third gives symbols listed elsewhere in the table that are similar to it in meaning or appearance, or that may be confused with it;
Many are also issued in German, which in 1973 gained the status of "documentation language" and has its own translation unit at the UN. The official documents are published under the United Nations masthead and each is identified by a unique document code ( symbol ) for reference, indicating the organ to which it is linked and a sequential number.
Symbol Name Meaning SI unit of measure alpha: alpha particle: angular acceleration: radian per second squared (rad/s 2) fine-structure constant: unitless beta: velocity in terms of the speed of light c: unitless beta particle: gamma: Lorentz factor: unitless photon: gamma ray: shear strain: radian
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HTML and XML provide ways to reference Unicode characters when the characters themselves either cannot or should not be used. A numeric character reference refers to a character by its Universal Character Set/Unicode code point, and a character entity reference refers to a character by a predefined name.