Binder Clips are, of course designed to hold together stacks of papers. Some people are very creative and innovate something different and unique as shown below.
DIY Acrylic Clipboards - All you need is cut...
This lock is very useful when wanting to add a little extra security to a motel room, public restrooms (which often have broken locks), or on any interior, or exterior door.
How to quickly de-ice your car window . Just fill a spray bottle with 2/3 parts Rubbing alcohol to 1/3 part cold water and spray on your car windows and watch it melt.
Source: WATE Ken...