You can also use it as a ruler to draw lines when necessary.
It can also be given as a gift to show friendship;
Can make a profit when selling goods;
Pencil lead can be used as lubricating powder after being ground into powder;
It can also be temporarily used for makeup during performances;
Wood chips can be made into decorative paintings;
A pencil is sawed into equal parts.
Can be made into a chess set,
Wheels that can be used as toys;
When there is danger in the wild,
Pencils can also be used as straws to drink water from cracks in stones;
When you meet the bad guys,
Sharpened pencils can also be used as self-defense weapons, and so on. I'll give you some fun ... [20 things you don't know about pencils]
1. If you accidentally get stabbed by a pencil, you won't get lead poisoning, because pencils don't contain lead, but clay and graphite. Of course, if you stab someone, you may be charged with intentional injury. ...
For those who like to review history and gossip, here is a joke about Watergate: Gordon Call described it in his autobiography. When he came to the office and saw John Dean, a sharpened pencil on the desk flashed an idea in his mind, which stabbed him to death. Dean was a traitor to Ulundu in Watergate.
3. Graphite is a kind of carbon crystal discovered in Koswick, England in 16. It was named by the chemist A.G.Werner in 18 century, and originated from the Greek graphein, which means "writing".
4.-pencil However, it comes from Latin penicillus, although it is not so related. Pencillius means small tail.
Writing with a pencil is basically a manifestation that its fragments are stuck in the fibers of the paper. His fragments are not big,11000 inch.
6. Is it uncomfortable to be idle? It is said that an ordinary pen can draw a line 35 miles long or write 45,000 words (in western languages). Has anyone tested it? History proves that it is not. Comrades! The first chance in the world! !
7. As early as the first century AD, Philip of Thessalonica, a Greek poet, used lead writing tools to write. However, the contemporary pencil was recorded by Swiss naturalist Conrad Gesner in 1565 (he died that year).
8. The French are the second generation parents of pencils (yes, without them, perhaps the whole world is using brushes): 1795, Nicolas-Jacques Conte invented the manufacturing process of clay graphite mixed materials. 1828, Bernard Lassimone invented the pencil sharpener (or pencil sharpener). 1847, Therry des Estwaux invented the automatic pencil sharpener.
9. French (you again! ) Also, caoutchouc (a gum secreted by plants, said to be a combination of Spanish caucho and Tupi (a language from South America) was made into an eraser, so that the wrongly written words were finally wiped without crumbs.
10, basically all pencils sold in America have rubber heads, but those sold in Europe don't. Do Europeans make fewer mistakes in writing? )
1 1, henry david thoreau, American writer, philosopher and pencil user. He wrote the famous essay Walden Lake with a pencil (I read it on Amazon, with more than 300 pages). In fact, he can use these pencils for free because his father runs a pencil factory in Boston.
12, 186 1 year, Abraham Faber established the first large pencil factory in the United States, which was located in new york. (In other words, Thoreau's father's pencil factory is at the local level)
13. during the civil war, the standard equipment of allied soldiers (northern bourgeoisie) included pencils.
14, 1822 invented mechanical pencil and set up a factory in Britain (it is estimated that the French invented it long ago, just because it was not romantic-_-), but the factory was bombed by Nazi Germany at 194 1 (probably hate pencils).
15, I am a red pencil. 19 17 After the Soviet Union seized power, American armand Hamel obtained the exclusive right to sell pencils in the Soviet Union.
16, China is, in a sense, the real parents of pencils now. In 2004, China made 654.38+000 billion pencils, which can basically circle the equator 40 times.
17. You can write with a pencil in weightlessness, so the pencil was taken into space. However, engineers from the National Aeronautics and Space Administration (NASA) said that in pure oxygen environment, wooden pencils may burn, and pencil scraps are even more dangerous.
18, and then Apollo 1 caught fire ... Later, a man named Paul Fisher invented the sealed pencil, so the pencil continued to serve the aviation industry.
19. The world's largest pencil pestle stood in front of the pencil factory in Kuala Lumpur, Malaysia, and let out a sigh. 20 meters high, composition: wood and polymer.
On the other side of the world, engineers at the University of California use atomic force microscopes as pencils (! ! ! ) drew a line 50 nanometers wide. Taxpayer's money.
[The future of pencils]
Unlike any tool or process we know so far, pencil's future may be the same as its past. Most of the instruments or mechanical devices we use now will undergo some form of improvement in the years to come. Pencils and books printed and bound in the traditional way may be extremely rare exceptions. Interestingly, these two things are easy to carry, which seems to be related to their popularity. Pencils can be put in any pocket, or even put on your ears smartly; A book, if the folio is small, can be stuffed into a man's trouser pocket or a woman's handbag. These two things can come in handy at any time, as long as users have enough imagination and alertness.
Despite mechanical pencil, erasable pens and computers, ordinary pencils will still be with us. People can see the clue from the fact that the total annual sales of pencils in the world has reached 654.38+04 billion.
Pencil has a very long history, which originated in ancient Greece and Rome more than 2000 years ago. At that time, the pencil was very simple, just a lead bar or even a lead block in the metal sleeve. But in a sense, it is a veritable "pencil." The pencils we use today are made of graphite and clay and contain no lead.