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A screw It is a device used for subjection of an object. It has an elongated and threaded body (rod) that is inserted into the surface and with a head that has grooves so that a tool can be used and thus perform the force corresponding for fixing.

Usually, the screws are used in conjunction with the tarugos . Suppose a person wishes to fix a mirror on the wall. First it will make a hole with a drill and then introduce the plug. With the plug already installed, you must insert the screw into it: for this, you will use a screwdriver that allows you to turn the screw little by little. Finally he will hang the mirror.

According to their purpose, the screws have different characteristics. The most common screws are manufactured with metal for its resistance The heads of the screws also vary, and that is why they exist oval head screws , from flat head , type Phillips (with cross grooves) and others.

Sometimes, the screws are not inserted into a wall, but instead go through threads to fix different parts of the same mechanism or gear. This requires that the nuts and bolts have the appropriate sizes to complement each other.

It is difficult to think of an electronic device that does not have screws in its structure. Of course, many of the devices that we usually buy and use every day are built with components manufactured specifically by the company, to prevent us from disassembling them and altering their functionality, and for this reason it is not so common to see conventional screw heads on phones, consoles of video games and audio systems, for example.

The main advantage of the screw as a constituent element of a product is that it can be easily placed and removed, without causing any damage or wear to the surface . This does not happen, for example, with the nail or with the glue. Companies like IKEA have popularized the sale of furniture in pieces, which buyers must assemble following a series of simple instructions and using the components included in the box, many of which are screws, since these products are intended to be assembled and disassembled , something ideal for people who often move frequently.

Tornillo, on the other hand, is the name that the copies of the plants Guazumifolia Helicteres and Cedrelinga catenaeformis . Noodles fusilli They are also usually named as screws.

In Argentina colloquially, the screw is called cold very intense: “What a screw it makes! Luckily I came out warm, "Remember to wear a jacket: I think tonight it's going to make a screw ...", "The screw last night I will never forget".

It is also common to say that a person has "a loose screw" or "a screw is missing" to refer to his lack of sanity, whether it is something chronic or an isolated situation; In the same way, this can be used to offend it or jokingly. Precisely, the analogy makes us think of a structure whose stability is in danger in the absence of a screw or not having them all adjusted correctly.

Sintornillos Turn It is the name that received in some Latin American countries one of the characters of the universe of Rico McPato, the stingy multimillion dollar duck from Disney. He is the most prominent inventor of Patolandia, and his most characteristic feature is to maintain good humor even when his creations do not give the expected results. Its name is related to the expression "screwless rotation", which in the past was used with a meaning similar to that set forth in the previous paragraph.

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