17 facts about things around us that will prove to you that the world is full of surprises

There are many things in the world that we have never heard of. It's about everyday things that surround us, but as a consequence of our chaotic lives, we do not have time to think about them. The following unusual facts will reveal why the planes are always white and why Ritter Sports chocolates have a square shape. Continue reading and find out more about the world around you ...

1. Until 1800, about 43% of the world's population did not live for more than 5 years.

2. Saudi Arabia imports camels from Australia. There are Arab camels, but they are used only for slowing down tourists and for transportation. When it comes to food, Arabs prefer Australian camels.

1. Scientists have found that hippos and whales have a common ancestor who lived 50 million years ago. That's why it can be said that the whales and hip horses are distant relatives.

2. Chocolate Ritter Sports began to be produced in the form of a square after the jacket with square pockets became popular in the 1930s. The company decided to produce square chocolates that will fit in these pockets without breaking and weigh as much as ordinary chocolate.

1. It was believed that the crab seeds were identical to one another and were used as a weight measure - carat (equivalent to 200 milligrams). Since then, karate has become a traditional measure of the weight of precious stones and pearls.

2. In the 19th century, in England, makasar oil was very popular among men because it was believed that he could cure alopecia (baldness). In order to protect the furniture from oil stains, housewives began to cover the back of the furniture with handkerchiefs. Since then, they are called anti-mammals and these handkerchiefs can be found on the seatbacks of trains and planes.

1. If a person eats a liver of a polar bear, there is a high likelihood that he will die. The liver contains too much vitamin A and therefore can cause hypervitaminosis and severe poisoning.

2. Some studies have shown that babies knowingly laugh and do it when they see that their mother or father will return their smile. They want to see the smiles of their parents and manage to challenge it with their smile.

1. There are 158 poems in the middle of the Greek anthem, but only the first two sing.

2. Despite their external similarities, the wild rabbit - dupcard and domestic rabbit can not multiply with one another. They have a different number of chromosomes. Domestic rabbits have 22, and wild rabbits have 24.

3. Planes are mostly white because this color makes it easier to find some irregularities, oil stains and cracks. In addition, white prevents over-heating of aircraft. Any other color would absorb sunlight and lead to warming up the plane.

1. In the subway in New York, electric lights are slightly unconventional. Namely, the bulbs do not turn in the direction of the clockwise, but vice versa. This was invented to prevent the lantern theft.

2. The ordinary snail is moving faster than the electrons in a copper wire.

3. The unpleasant smell in the mouth in the morning occurs because saliva is not produced during the night. As a consequence, after several hours of sleep, bacteria accumulate and decay.

4. At the entrances of large buildings, doors with a turning system are most often placed and there is a reason why this is so. Opening a regular door or sliding door even for a short period of time (especially when the weather is cold or hot) leads to significant changes in room temperature. A door with a rotating system prevents sudden drop in or increase in temperature.

1. Brazil's national football team is the only team to participate in any World Cup. In addition, this is the most successful team with a total of 5 wins.

2. In 1830, the ketchup was sold as a medicine for diarrhea, rheumatism and eczema. Tomatoes contain lycopene that is very beneficial to the body, but certainly can not cure all possible diseases. Today, it can be found in the form of tablets in all pharmacies.