<font face="標楷體" size="4">碘晶體昇華後，變成紫色的氣體<br /><br />遇到冷的物體，又凝結成點晶體</font><br /><br /><br /><br /> <object width="425" height="355"><param name="movie" value="http://www.youtube.com/v/S1gurxzfQpw&hl=en"></param><param name="wmode" value="transparent"></param><embed src="http://www.youtube.com/v/S1gurxzfQpw&hl=en" type="application/x-shockwave-flash" wmode="transparent" width="425" height="355"></embed></object> <!-- more -->
00.科學教育 (3)