English Deutsch Français Italiano Español Português 繁體中文 Bahasa Indonesia Tiếng Việt ภาษาไทย
All categories

2 answers

copper... here is a website of colorful information about fireworks http://chemistry.about.com/library/weekly/aa062701a.htm

2006-07-17 06:40:56 · answer #1 · answered by aprilc232 3 · 1 1

cobalt

2006-07-17 06:38:57 · answer #2 · answered by Texas Cowboy 7 · 0 0

fedest.com, questions and answers