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Why Do Safety Pins Really Have Those Tiny Holes?
Safety pins probably have more uses that you can count. Traditionally, they are used to fasten pieces of clothing together, but they can be used for survival purposes, in first aid, and as part of ...
This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...
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