...The dynamite currently used in Japan is defined as "containing 6% or more of nitrogel, which is made by mixing nitroglycerin or nitroglycol, or a mixture of these with nitrocellulose with a nitrogen content of about 12%." In the United States, mixed dynamites such as straight dynamite, in which nitroglycerin is absorbed in an active absorbent such as sodium nitrate or wood powder without gelling, and ammonia dynamite, which uses ammonium nitrate instead of sodium nitrate, are also used. These are not manufactured in Japan because they are dangerous to manufacture and handle. ... *Some of the terminology that mentions "ammonia dynamite" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…現在日本で用いられているダイナマイトは,〈ニトログリセリンまたはニトログリコール,あるいはこれらの混合物に窒素量12%程度のニトロセルロースを配合してできたニトロゲルを6%以上含むもの〉と定義されている。 アメリカでは,ニトログリセリンをゲル化せずに硝酸ナトリウムや木粉などの活性吸収剤に吸収させたストレートダイナマイトや,硝酸ナトリウムの代りに硝酸アンモニウムを用いたアンモニアダイナマイトなどの混合ダイナマイトも用いられている。これらは製造,取扱いが危険なため,日本では製造されていない。… ※「アンモニアダイナマイト」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 |
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