Short Stuff: Safety Pins
Short Stuff: Safety Pins
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Safety pins are so ubiquitous, we take them for granted. But that’s the genius of their design – they work so intuitively they might as well have come from nature. Instead, they were invented by a man who never went to the trouble of patenting them. Learn more about advertising on the HowStuffWorks podcasts at www.howstuffworks.com/advertisers.htm
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