Frederick Van Der Sypt, M.D. Abstract: Polysulfide sparklers are renowned for their delicate spark display and complex reaction dynamics, rooted in the centuries-old Japanese tradition of Senko Hanabi. However, modern challenges such as regulatory restrictions and manual production costs threaten their survival. Recent innovations—including the use of (bi)carbonate-based compositions and the integration of metal powders—have …
Continue reading Dragon Tears: a pellet-based design for safe and optimized polysulfide-glitter sparklers
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