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[ COLLATOR:Hunan Dream Fireworks Co.,Ltd. TIME:2010/6/18 0:00:00 ]
Fireworks are fun and sparkly, and many people like to put on their own shows at home. But playing with consumer fireworks can be very dangerous and should only be used with extreme caution. Before you light up your neighborhood, check out......
[ COLLATOR:Hunan Dream Fireworks Co.,Ltd. TIME:2009/9/29 0:00:00 ]
A ball mill, a type of crusher, is a cylindrical device used to grind chemicals or mix compositions. Ball mills rotate around a horizontal axis, partially filled with the material to be ground plus the grinding medium, ideally non sparking ......
[ COLLATOR:Hunan Dream Fireworks Co.,Ltd. TIME:2009/9/29 0:00:00 ]
Fireworks are a traditional part of many celebrations, including Independence Day. There is a lot of physics and chemistry involved in making fireworks. Their colors come from the different temperatures of hot, glowing metals and from the l......
[ COLLATOR:Hunan Dream Fireworks Co.,Ltd. TIME:2009/9/29 0:00:00 ]
One way to make smoke is to craft a smoke bomb, but you can make a smoke powder, too. Here are some formulations for colored smokes. The parts or percents are by weight. Basically what you do is measure the ingredients, sift them together t......
[ COLLATOR:Hunan Dream Fireworks Co.,Ltd. TIME:2009/9/29 0:00:00 ]
Pyrotechnics That Make a Shower of Sparks What Is a Sparkler? All fireworks are not created equal! For example, there is a difference between a firecracker and a sparkler. The goal of a firecracker is to create a controlled explosion. A ......
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