The Secret of the Small Hole in Your Lock and Other Surprising Uses of Holes

Dangerous information that may save your life!!.. What is the secret behind the existence of a small hole in the lock “that does not occur to the blue jinn?” Everything has workmanship and wisdom in design. It is indispensable because whoever uses it to close houses, bags, shops and other secret and dangerous necessities such as drawers, and you may have noticed that there is a small hole at the bottom of the lock and denounced its workmanship and asked what is the secret of the presence of this hole in the lock and what are the uses and the importance of its presence, here is a satisfactory answer to all these questions simple in the next paragraph

The secret behind the hole in the lock and other things

• What you don’t know is that this small hole or hole at the bottom of the lock is designed for a very important purpose as it lubricates the lock and this is to keep it away from the various problems it might get into. For example moisture and rust, damaging it. We keep the lock as long as possible
• There are usually several types of frames of different colors, and there are frames that have two colors at the same time, half blue and half brown or red, and each has a feature, so blue is used to erase ink, and red is used for pencil erasers, as for the hole in Pencil cap, we found its usefulness in arranging the folding of the small eraser at the tip of the pencil.
• Among other things that have holes for plastic rulers, we find that they can accommodate holes on both sides, and therefore the holes are used, that is, the ruler is suspended from them if we buy in large quantities for commercial purposes. They are hung in the library until requested.
• As for the small openings on the sides of the shoe, which are called Converse, they were initially used only or intended to ventilate the feet, especially the shoes, to prevent the accumulation of germs.
• Notches on the ruler on both sides are used to hang the ruler as well as a shoe hole to ventilate the feet, preventing the buildup of germs.