Toy firework devices Matrix method

The toy firework manufacturer is always required to devise a new type of toy and the matrix method described here shows something of the fundamental principles for manufacturers. 

The phenomena may be classified as follows based on the compositions for toy firework which are available at present  

B Fire dust sparks H Yellow smoke of realgar 

On the other hand, there are various types of movement in firework phenomena. The classification may be set out as follows  

Moving (on the ground, in the water, on rails, on cable ways etc.) 

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Other compositions for toy fireworks 22.3 Toy firework devices(Matrix method)... 

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