= signal flare can be crafted with the following recipes

Player Recipe
Primary skill used: fabrication(2)
Required skills: gun(1)
Time to complete: 2 minutes
Tools required:
> hand press
Components required:
> 25x incendiary
> 1x shotgun hull
> 1x shotgun primer
Byproducts:
(none)
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This recipe can be found in the following books when fabrication is at least the required level:
The Handloader's Helper (level 3)
Shotguns: The Art and Science (level 2)
Pocket Survival Guide (level 2)
Outdoor Adventures (level 2)