The hidden secret of

As an indispensable material when building the Great Wall, it can be kept for 30 years . is the truth that not everyone knows about "pearl of the sky".

In the minds of many Vietnamese people, rice grains are not only food but also crystallization of heaven and earth, as "the pearl of the sky", the sweat of the peasants pouring in the fields.

Although small, but few people doubt that rice has a long history from about 2,500 years BC. Not only that, scientists also find countless hidden benefits in every grain of rice. Some of the truths below will surprise you about this "pearl of heaven".

1. The Great Wall is built of sticky rice with lime

The Great Wall is one of the most spectacular works ever built by humans.

However, few people know that sticky rice is one of the ingredients contributing to the sustainability and longevity of the Great Wall.

Specifically, experts from Zhejiang University (China) discovered that the wall of the Great Wall of the Great Wall built during the Ming Dynasty (about 600 years ago) contained a special mortar - made from sticky rice mixed with lime.

A corner of the Great Wall.

According to Dr. Zhang Bingjian, a researcher, this ancient mortar is a special compound between organic and inorganic substances. Organic ingredients are amylopectin - there are many in glutinous rice flour.

This substance combines with calcium carbonate (lime) to form a special mortar with very good adhesion - helping the Great Wall keep its stability and more solid.

2. White rice can be stored for 30 years

It must be affirmed that not all types of rice are the same.

White rice can be stored for 10-30 years under optimal conditions.

Many people believe that brown rice (brown rice) and white rice have the same shelf life but because natural brown rice contains only 3-6 months of storage. The reason is that the bran coating of brown rice is easily oxidized in the environment.

Brown rice (brown rice) only stores for 3 - 6 months.

In contrast, white rice can be stored for 10 - 30 years under optimal conditions - vacuum and at a temperature of 4.5 degrees C. If not set in such conditions, you can also use rice. be within a few years.

3. All white rice starts from brown rice

We know that white rice is the product of "transformation" brown rice. Simply put, white rice is the result of brown rice peeling off the outer bran and being polished.

White rice is the product of brown rice "transformed".

The reason, white rice needs to be polished to help preserve for a longer time and also help white rice, more beautiful.

When polished, rice preservation time will be longer.

When the rice grain has not been polished, the bran will make rice quickly moldy, termite attack. When polished, rice preservation time will be longer.

4. Rice is grown on different continents except Antarctica

According to the International Rice Research Institute (IRRI) half of the world's population has been choosing rice as food for their daily meals.

Rice is one of the easiest to grow.

Rice is one of the easy-to-plant, adaptable and high-yielding plants (one grain of rice can "produce" another 3,000 grains), so it will not be too surprising to have 40,000 varieties of rice grown on around the world, in different continents - except Antarctica.

5. The amount of rice consumed per year in some countries is up to 200kg / person

Do you think that Americans consume more than 9kg of rice per year? That may seem like a lot but it has not been absorbed in the rest of the world.

Asian people consume 136kg of rice every year.

According to the American Rice Producers Association, people in Asia consume 136kg of rice each year and the residents of the United Arab Emirates have a consumption of about 204kg. However, there are also countries that consume very little rice or hardly use it like the French - only eat about 4.5kg / year only.

6. The world's largest fried rice plate weighs more than 4.1 tons

In October 2015, 300 chefs from the inner and outer areas of Yangzhou City (China) prepared a special Yangzhou fried rice with a weight of over 4.1 tons to set a record. about the largest fried rice plate.

Guinness record of processing 1 capacity of Yangzhou fried rice in the world.

It is known that Duong Chau fried rice is a typical dish of Duong Chau city, made from rice, eggs, chicken, ham, shrimp, dried oysters and vegetables.

Duong Chau fried rice is made from rice, eggs, chicken, ham, shrimp, dried oysters and vegetables.

However, many images later appeared on Chinese websites and accused the giant roasted rice of being put on garbage trucks. Even the Duong Chau Tourism Department acknowledged that part of the fried rice is "inedible" and must be transferred to pig farms.

Therefore, Guinness World Records decided to strip the World Record title for this giant fried rice dish.