...An agent used to produce light. There are luminous agents, spark agents, and spark powder agents. The flame of a luminous agent produces a spectrum of atoms and molecules through a high-temperature gas reaction, and there are low-temperature agents with temperatures of 1700 to 2300°C and high-temperature agents with temperatures of 2700°C or higher. *Some of the terminology explanations that mention "flame retardant" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…光を出すのに用いられる薬剤。炎光剤と火花剤,火の粉剤がある。炎光剤の炎は高温の気体反応により原子や分子のスペクトルを出すもので,その温度が1700~2300℃の低温系のものと2700℃以上の高温系のものがある。… ※「炎光剤」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
>>: Yuan Huang Kun Yi - Yuan Huang Kun Yi
…Here, the appearance of 12 to 19 stars and const...
This law aims to promote comprehensive and system...
An old town in Nita District, occupying the upper ...
American jazz saxophonist. Born in Pasadena, Cali...
It refers to a railway that allows trains to oper...
Year of death: January 10, 1417 (January 27, 1417)...
This refers to trade that is conducted in a round...
Also called OD survey. A method of traffic survey,...
During the Edo period, during the Kanbun era (1661...
A chipped stone tool in the shape of a stone axe. ...
… [Blood vessels and nerves of the nasal cavity] ...
…the personal union of Denmark, Norway, and Swede...
Born: April 4, 1884 in Niigata and Nagaoka [Died] ...
A tropical fruit tree of the Myrtaceae family with...
A small amateur camera with a simple film loading ...