Just One Gram of Composition 604

First published at 20:25 UTC on May 15th, 2021.
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Source (citation): Perchlorate Free Flash Bang Compositions for Pyrotechnic Training Rounds. patents.google.com/patent/US7578895B1/. Accessed May 2021.
Patent #: US7578895B1

Composition 604:
54% KNO3
40% Al
5% S
1% H3BO3

Inspiration for Triangle Cracke…

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CategoryEducation
SensitivityNormal - Content that is suitable for ages 16 and over
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