소개글폭죽에 대한 파원포인트 영어발표 자료입니다.
목차1. Basic Structure of Aerial shells
2 . Combustion reaction and flame game
3. Discharge process
4. Fireworks display Manufacture
본문내용Combustion reaction and flame game
Divers color of flame game is utilized the reaction of flame of metallic elements.Mainly the reaction of flame is appearing by metallic element contained in the matter.Even when it remains as a genuine matter, it used to disclose same reaction under the conditions of combined with other matter chemically. Yellow color is caused by ray radiates from Natrium ion and color is caused by ray radiates form strontium. But it is very difficult to obtain perfect green flame practically. Once we tended to use green color which is the copper contains arsenic but we do not use it lately owing to very strong toxic character in it. Still It remains as a pie in the sky to obtain simon pure green flame in reality.
*원하는 자료를 검색 해 보세요.
- Persuasive essay - fireworks should be banned 2 페이지
- I wonder if you have ever let off fireworks. If not, then for sure you have seen and admired them many times. They are very be..
위 정보 및 게시물 내용의 불법적 이용, 무단 전재·배포는 금지되어 있습니다. 저작권침해, 명예훼손 등 분쟁요소 발견시 고객센터의 저작권침해 신고센터를 이용해 주시기 바랍니다.
1 . 파일오류
2 . 중복자료
3 . 저작권 없음
4 . 설명과 실제내용 불일치 자세히보기