Cold knowledge copy material, in real life, some knowledge we know is very popular, but there are also some knowledge that is very unpopular in the world, and many people have never known it. Let's have a look.

Cold knowledge copy material 1 1, chocolate milk used to be used as medicine.

Chocolate milk has always been very popular with some children, but do you know? Chocolate milk was actually invented by an Irish doctor. /kloc-in the 0/7th century, when the doctor traveled to Jamaica, he found that all the locals added cocoa to the water. After returning home, he made the recipe and sold it to the local clinic with chocolate milk.

2. The popsicle was invented by a boy of 1 1 years old.

In summer, many people like to eat popsicles, which cool off the heat. It is a drink for all ages, so you may not know when the popsicle was invented. 1905, Epson, a boy of 1 1 year old, put a cup of flavored soda water outside the house with a stirring stick. It was very cold that night, and this soda became a big one. This is also the birth of the first popsicle in the world!

3. Obese cells will not disappear

Obesity has become a headache for many people. In order to lose weight, some people may lose some fat in addition to dieting and taking some diet pills, but the obese cells in the body will not disappear, but will only become smaller. It may be disappointing to hear this, but this is an unchangeable reality!

Hawaiian pizza was invented by Canadian.

Friends who like food must have eaten Hawaiian pizza. Let's talk about who invented Hawaiian pizza first, regardless of its taste. You may not know the exact answer. I know that many people generally believe that Hawaiian pizza was invented by Hawaiian, but this answer is wrong. It turns out that Hawaiian pizza was invented by a Canadian chef in 1962. It was named Hawaiian pizza because the brand name of canned pineapple used at that time was Hawaii.

Champagne can be used as shoe polish.

/kloc-among the nobles in the 0 th and 9 th centuries, they thought that the most extravagant thing was to sprinkle some champagne on leather shoes. According to the statement at that time, champagne would be bright and a symbol of status. Of course, for us ordinary people, some are too wasteful.

6. Silver ornaments cannot corrode bacteria in water.

Silver is of great benefit to the body and has a strong bactericidal effect. However, if the silver jewelry is put into the water, it will not corrode the bacteria in the water, because there is not enough silver ion in the silver jewelry, so the statement that the silver jewelry can kill the bacteria in the water is actually just a rumor. Let you know through this cold knowledge.

7. Chocolate was once a currency.

People really hate and love chocolate. They love its rich and delicious fragrance and hate that it will become fat if eaten too much. In fact, chocolate is more than just a food in history. Centuries ago, an Aztec tribe was unable to grow cocoa for environmental reasons, so it thought of doing business with Maya in exchange for cocoa. Generally speaking, the Aztecs pay taxes on cocoa seeds. So at that time, chocolate has become the currency of trading!

8. A city without network signal.

In this era of convenient internet, if there is no internet for a day, I believe many dolls are difficult to read. However, in Greenbank, a small town in Virginia, the United States, because of science, network signals are completely banned, and you can't make phone calls online. The city is very quiet. If you want to challenge life without internet, you can try here.

9. fidgeting burns calories

Nowadays, because of the increasing work pressure, many people have sub-health problems, especially obesity, which makes people feel depressed. If they want to go to the gym and have no time, then I can teach you a cold knowledge of losing weight. According to the introduction, if you sit all day, you can burn 600 calories, so fidgeting, which is usually annoying, actually has this good use.

10, there is "gold" in the hair.

According to a scientific study, there is indeed gold in hair, because there are nearly 30 kinds of metals in hair, including gold. But don't be happy yet, the proportion of gold in hair is very small, so it can't be extracted at all. However, gold is indispensable for hair quality.

Cold knowledge copy material 2 1, lighter is the predecessor of matches. Lighters were invented in16th century, and matches were invented at the end of18th century.

There are at least 9 million people in the world living under the same roof with you.

Motion sickness is caused by ears.

4. Cucumber is not called cucumber because the real cucumber is yellow when it is ripe.

5, reading in the toilet will remember particularly firmly, and even solve math problems.

Do you want to have a try? )

6. Giraffes not only have a long neck, but also a long tongue, about 60 cm. It is said that it can be licked into the ear.

7. When you look up at the eye drops, open your mouth slightly so that your eyes won't blink.

8. You can only know the degree of an angle by hand.

9. The average weight of clouds is about 500 tons (100 elephants), while the weight of storm clouds is the same as that of 200,000 elephants.

10, when the fetus is three months old, fingerprints will grow on the fingers.

What are Five Blessingg and Five Blessingg in 1 1? In Five Blessingg, the first blessing is "longevity", the second is "wealth", the third is "corning", the fourth is "virtue" and the last is "dying well". ....

12, American entomologists observed that mosquitoes have teeth, ***22 teeth under a high-power microscope.

13. Is bamboo a grass or a tree?

14, spicy is a kind of pain, not a taste.

15, China people can apply for an international translation certificate of driver's license. With the original driver's license from China, they can rent a car and drive in nearly 200 countries! You can rent a car in advance!

Cold knowledge copy materials 3 1, a person walks an average of 20,000 steps a day and 7 million steps a year. If people live to be 70 years old, they have to walk 500 million steps, which is 384,000 kilometers. This figure is exactly the distance from the earth to the moon.

The clothes we wear will wipe off thousands of epidermal cells every day. People actually grow a new layer of epidermis every 27 days.

3. The diameter of human eyes is always roughly equal-24 mm, and it hardly changes with people's age, so children's eyes seem to be bigger.

4.1On June 25th, 977, Ted St. Martin of Florida, USA, stood at the free throw line and shot 2036 times in a basketball exhibition match.

5. The growth rate of nails is faster in summer than in winter 1/5, twice as fast in day than at night, and the growth rate of middle finger nails is the fastest.

Through the microscope, we can see that mosquitoes have 22 teeth. It's amazing that it has teeth! )

7. The whale's heart beats only 540 times an hour.

8. The beard of a sea lion is more spiritual than its ears. It can distinguish sounds from dozens of nautical miles away.

9. When giraffes fight, they only shake their long necks and beat each other with their bony heads.

10. Camels can drink salt water to quench their thirst.

1 1. When the iron sheet is only 0.00 1mm thick, it will be as transparent as glass. I want to know how to use this as a window. )

12, put a bucket of salt into a glass of water, the water level will not rise, but will fall.

13, almost half of your body's heat is lost through your head.

14. In the 6th century, British men were allowed to beat their wives before 10 in the afternoon. Excuse me, is it said to be a country of gentlemen? )

15. In ancient Greece, the symbol of marital happiness was a triangle.

16, in Britain, before modern osteopathy was discovered, the work of orthopedics was undertaken by blacksmiths.

17. Before this century, the aborigines in Solomon Islands used dog teeth as coins.

18, the early golf ball was actually a leather bag full of feathers.

19. It turns out that headaches are caused by muscles and nerves around the brain rather than the brain itself, because the brain can't feel pain.

20. In terms of salt content, the substance closest to human blood is seawater.

2 1, each person consumes an average of one ton of food and drink every year.

22. Of the oxygen we inhale, 1/5 is consumed by brain cells.

Babies can breathe and swallow at the same time, but adults can't. I tried, but it didn't work! )

24. A moth can't eat because it has no mouth and stomach.

25. Because the pig is protected by the thick fat layer and is not affected by the snake venom, it can not only trample the snake to death, but also eat it.

26. Not all mosquitoes suck human blood, only females do, and males only suck the juice of plants. (It was bleeding you! )

27. Only 1/3 of a domestic cat's life is awake. This is obviously different from the 1/3 time when their owner-human-specific peanuts hit the bed.

28. Eskimos use refrigerators to prevent food from freezing.

Many birds always regard the first living animal they see when they are born as their mother.

When someone is asked to solve a problem, his pupils will be dilated until the problem is solved.

3 1 3 billion years ago, there were 500 million different kinds of animals and plants on the earth, but now there are only about 2 million species, and the extinction rate is as high as 99.6%. 1, since 600 years, 130 species of animals have become extinct, of which 75% are man-made. (Sorry, really sorry! Uncle Zhao said! )

32. In the northern hemisphere, water flows clockwise, while in the southern hemisphere, it flows counterclockwise.

Fish and insects use the sun as a compass to guide short-distance swimming.

34. When the eyes move along each line of words, each eye can only ingest 1 to 2.7 words.

Hypnosis is more effective than acupuncture in relieving oral pain.

The United States accounts for one third of the world's energy consumption.

37. The injured carp can secrete a glandular fluid so that the accomplices can escape as soon as possible.

38. In the United States, the smoke emitted by factories is shared to 136 kg every year.

39. A tornado once swept an 83-ton railway carriage into the air, carried it 24 meters away, and then completely swept it into a ditch. None of the passengers in the train 1 17 died.

40. The direction of a tornado is always northeast. (Why is this? )

4 1. Alcohol molecules can also be detected in outer space.

42, in court, the witness mistook one for another is one of the main reasons for misjudgment.