Why is that there?

There are many things that we see every day and we think that they do not have any use and however we may seem curious, we do not inquire about their true functionality, so in this post we can know the purpose of some things that seem decorative.

• The hole in the lid of your pen or pen: Believe it or not, it is a safety method so that air continues to pass through the trachea in case you accidentally swallow it.

Courtesy: BuzzFeed.

• The colors of the plastinudos: The color of the "wires" to tie the bag of sandwich bread corresponds to the day it was baked, for example: violet for Monday, green for Tuesday, red for Thursday, among others .

Courtesy: Free market.

• The arrow on the gas symbol: That arrow on the panel of your car, is there to remind you which side is the gas cap.

Courtesy: Actualidad Motor.

• The "small holes" in the door of the microwave: Surely many thought that they were a simple decoration, but no, these small holes are designed to contain the waves that are generated inside the oven.

Courtesy: Servitronic.

• The "mini pockets" of jeans: This small pocket that is inside the large pocket of the pants, which are currently used to store coins, were originally created to store pocket watches.

Courtesy: Fucsia.co

Source: Health Physics Society / Independent.

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