Red, yellow, violet— fire hydrants come in many different colors. But it's not for decoration. These colors have an important meaning that could just save your life one day. Following is a ...
As a chemist, and someone who leads demonstrations for chemistry students, I consider fireworks a great example of combustion reactions that produce colored fire ... to give off different colors ...
These glow a certain color when they get to be a certain temperature. Since different parts of the flame have different temperatures, these bits of wax molecules make those areas of the flame glow ...
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