Do you know these 9 Things about Fireworks?

Quote: But did you know that the development of firework shows requires an understanding of science, chemistry, physics, and engineering? Endquote

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I have finished ccna course and searching job and my current location is chennai. 
I need to know about this?and what products can be needed?
my number is so that we can discuss our workings and clarifications what do you say?