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First of all you will need a 243 cartridge a small knife and some string

Step 1:

Step 3:

Now you will cut string to the currect length

Step 4:

Tie a knot around the end of the bullet so the ends are almost =

Step 5:

Now you have your survival whistle how to use you blow throw the hole until you hear a whistling sound. You can also use para cord I just didn't have any handy at the time. Thanks for reading my instructble
I don't think that it is loud enough. Nice ible though.
You can actually use any cartridge
Who is rima
<p>This is so nice,-</p><p>Thank you;</p><p>Rima</p>

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