Explosives recipe pack.

1. Allow duct tape to be used in grenade recipe.
2. Allow grenade disassembly.
3. Incendiary grenade recipe.
4. Flashbang recipe.
5. Allow EMP grenade disassembly.
6. Scrambler grenade recipe.
7. Firecracker recipe.
8. Firecracker pack recipe.
Now that this is pointed out, autolearning any explosives recipe is highly questionable, they're notoriously difficult to get right.