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Make: Technology on Your Time Volume 25 by Mark Frauenfelder

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1+2+3 Urban Survival Button

By Cy Tymony

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Emergency survival kits are designed for the wilderness and enclosed in pouches or mint containers. But what about survival situations in the city?

Prepare yourself by making a Sneaky Button Survival Kit, which contains practical items you can use to protect yourself in urban situations.

1. Insert the magnet.

Get a hollow garment button from an old coat or a sewing supply store. It’s got 2 parts: a button and a separate cap or cover. Open the cover, put the small magnet inside, and press the button back together.

2. Attach to your jacket.

With the scissors, remove a button from your jacket and punch a ...

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