Last Updated
：2025/11/29
Pharaoh's serpent
Noun
Japanese Meaning
有毒な水銀（II）チオシアン酸を含む、膨張反応によって灰が蛇のような形状を形成する花火の一種 / 古代エジプトのファラオの名に因んだ名称で呼ばれる火薬製品
（ plural ）
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A kind of firework that creates a snake-like formation of ash via an intumescent reaction, originally involving toxic mercury (II) thiocyanate.
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Pharaoh's serpent
When the chemistry teacher lit the Pharaoh's serpent, we watched in horrified fascination as a black, branching snake of ash grew across the tabletop.
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When the chemistry teacher lit the Pharaoh's serpent, we watched in horrified fascination as a black, branching snake of ash grew across the tabletop.
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