How are ropes made? Detailed answer

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How are ropes made? Detailed answer

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How are ropes made?

A person has always needed a rope to equip ships, transport things and tie packages. Therefore, rope production is one of the oldest industries.

The first ropes were woven from vines, pieces of bark, and even roots. The ancient Egyptians made ropes from plant fibers. It was like modern ropes. All the fibers needed to make rope are collectively known as hemp, but it comes from a variety of plants.

The best material is the fiber of the abacus plant, which grows in the Philippines. This fiber is known as manila hemp. It is processed more easily than others and has greater strength compared to others. Aloe americana, or agave, which grows in Mexico, as well as coconut fiber, is an excellent material for the production of ropes.

Ropes can be woven from cotton and linen fibers, but this is an expensive production. Until the XNUMXth century, ropes were made mainly by hand in craftsmen's workshops. They were long, low rooms. The workers were forced to walk bent over, one after another, winding ropes around their waists.

Now this process is mechanized. The fiber passes through a series of mechanisms called rattles and reminiscent of steel combs, combs. They carefully comb the fiber, remove dirt, straighten curls and turn raw materials into strands. These are straight, long, loose threads, the same in thickness. These strands are sent to spinning machines, where they are partially twisted. After that, the semi-finished product is wound on coils or bobbins. These bobbins are placed on rotating discs. The threads pass through a metal tube, which twists them into separate strands. In the same way, these strands are woven into a finished rope. Twisting strands into a rope occurs in several stages. And at each stage, the threads are twisted in different directions, opposite to each other, so that the rope does not unravel.

Author: Likum A.

Random interesting fact from the Great Encyclopedia:

What is the size of an atom?

Let's start with the fact that our knowledge of the atom today may change tomorrow. With the advent of synchrophasotrons, scientists are constantly gaining more and more information about the atom.

Interestingly, the word "atom" in Greek meant "indivisible". The ancient Greeks considered the atom to be the smallest component of any matter.

Today, more than 20 different particles that make up an atom have been discovered! According to scientists, an atom consists of electrons, protons, neutrons, positrons, neutrinos, mesons and hyperons. Electrons are negatively charged particles. The proton, which is about 1836 times heavier than the electron, is positively charged. The heavier particle, the neutron, is neutral. A positron, roughly equal to an electron, is also positively charged. A neutrino is about two thousand times smaller than an electron and has no charge. Mesons can be charged positively or negatively. Hyperons are larger than protons.

How all these particles, or charges, are arranged together is still unknown. Various chemical elements are made up of such atoms. Some differ in weight, so chemical elements are grouped by atomic weight. For example, hydrogen is number 1 in such a table, and iron is number 55. This means that an iron atom is 55 times heavier than a hydrogen atom. However, their weight is extremely small. One hydrogen atom weighs only one million-million-million-millionth of a gram! To imagine how small atoms are, consider how many atoms there are in one gram of hydrogen - that's the number "six" followed by 23 zeros. If you start counting them - one per second - it will take ten thousand million million years to count all the atoms in one gram of hydrogen!

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