Table 5 Friction sensitivity of SP, SP5 and SP10 flash powder composition.

From: Experimentation on Sargassum wightii as a flash powder igniter for attaining eco-friendly combustion on pyrotechnics

Sample name

Load (N)

Trial 1

Trial 2

Trial 3

Trial 4

Trial 5

Trial 6

SP

360

X

✓

✓

✓

X

X

324

✓

X

X

✓

X

X

288

X

X

X

X

X

X

SP5

360

✓

X

✓

X

✓

✓

324

X

✓

✓

X

✓

X

288

X

X

X

X

X

X

SP10

360

X

X

✓

✓

X

X

324

✓

X

X

X

X

X

288

X

X

X

X

X

X

  1. ✓—ignition/discoloration/smoke smell occurred, X—no ignition/discoloration/smoke smell occurred.
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