Here, we have compiled a list of everyday things whose hidden potential can be extremely handy.
The copper buttons on your jeans are called rivets. They are placed at specific points that are most likely to tear apart from strain or movement.
The little holes in the windows of airplanes regulate air pressure difference between the inside and outside of the plane.
Grooves on the bottoms of cups.
These small grooves at the bottom of your cups are designed to make them easy to wash in the dishwasher. When placed upside down, the grooves allow water to flow rather than stagnate and spill over when you remove them.
The “57” embossed in the middle of the Heinz ketchup bottle is the sweet spot to tap on to get the sauce onto your plate with ease.
The hole in the pen cap has nothing to do with the flow of air. It is actually implemented to reduce the risk of choking if someone swallows it by accident.
The arrow next to your gas gauge shows which side the fuel tank is on.
Most childproof prescription bottles can be changed.
Most plastic medicine bottles are produced with childproof lids. However, if you turn the lid upside down, they are no longer childproof.
The little slot at the end of measuring tape can be hung on a nail for measurements, without the need for assistance.
The small bumps or ridges on the F and J keys on keyboard help users to position their left and right hands correctly without having to look at the keyboard.
Brushes on the sides of escalators are not designed for polishing shoes. The tiny bristles are a safety feature that prevents clothes and bags from getting caught when people stand too close to the sides.
You can use your screwdrivers as wrenches as well.
The small dot next to the camera on an iPhone is not a flash, but a microphone for when you use the rear camera.
Most locks have a little hole next to the keyhole.
The little hole has been designed mechanically only to let the excess dirt or water pass through it. These are drain holes that let the moisture drain out since padlocks are mostly placed outdoors.