When you're out camping and your tent zipper gets stuck, it feels like the obvious thing to do is grab a can of WD-40 and spray away. However, the obvious thing to do is not always the right thing to ...
From raincoats to winter parkas, zippers are practically unavoidable, and they often get stuck at the most inconvenient of times. A stubborn or malfunctioning zipper may make you think it's time to ...