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Polypropylene is one of the most widely used types of general plastics. It has the advantages of low density, good rigidity, resistance to flexing, chemical corrosion, and good insulation. Its shortcomings are poor low-temperature impact performance, easy aging, and large molding
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Don’t study eternal life. Eternal life will tie humans to the earth. I know that many people are afraid of death. The body is getting younger and younger, at least the mind is getting younger and younger, and it is getting smarter and smarter. If this thing really happens, then I
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Ruben Tommasi and other researchers from Entasis Therapeutics in the United States used new rational design methods to simultaneously optimize the biochemical efficacy and membrane permeability of the lead molecule, and successfully obtained a compound that can effectively inhibi
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[Plumbing Valve Network News] Valve corrosion is one of the main reasons for valve failure. There are several forms or causes of corrosion, which can be roughly divided into six forms of corrosion. Corrosion is a natural wasteful way of drawing metals into their ores.
How are hotel valves corroded?
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Some time ago, some netizens reported that a strange phenomenon of "thousands of flying swallows" appeared over Leshan, Sichuan. Thousands of swallows hovered over Leshan and made scalp-numbing screams. Seeing this scene, many netizens said: Is the "flying swallows" that appeared
The phenomenon of "flying swallows flying thousands of miles" in Sichuan has triggered heated discussions. What does it portend? A sign of an earthquake coming?
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Although the theories discussed on this topic appear to be a bit unfounded, there are many people in Europe and the United States who are preparing for "Judgment Day" and preparing various things in advance. Some people call them doomsday operators.
Scientific Survival Techniques - Doomsday Survival Apocalypse
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01: The largest bird sculpture in the world is located in the southwestern state of India, Kerala. It is 61 meters long, 45.72 meters wide and 21.3 meters high, and is decorated with intricate details.
28 Miracles of Humanity and Nature That Are So Amazing and Depressing
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Octopus is an invertebrate animal in the ocean, but compared with other earth creatures, octopus has too many unique characteristics, such as certain physiological structures and behavioral characteristics, that even more advanced vertebrates cannot compare with. . Judging from t
It’s too harsh on yourself! After mating, octopuses sometimes eat themselves. Why do they do this?
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A sand battery works like a solar panel: it collects heat and stores it as energy. But sunny days are extremely rare in Finland, especially in winter. So Finnish experts have invented something similar - an eco-friendly battery with ordinary sand inside. New eco-friendly battery
The world's first sand battery has started working | It helps store thermal energy and heat places
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We are no strangers to shooting stars. After all, making a wish on a shooting star is a romance recognized all over the world, regardless of national boundaries and cultures. However, meteors generally occur at night. Have you ever seen a meteor phenomenon occur in broad daylight
A huge explosion was heard in the sky in the United States, and a large fireball flew past at a high speed of 24,587 meters per second.
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In the classic Korean drama "Blue Life and Death", there is this sentence: "In my next life, I want to be a tree, so that I can always stay in one place and never leave." From ancient times to the present, trees have always been "rooted in the earth" "The image of "appeared", and
Did you know that trees can walk?
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Close your eyes and imagine that you eat some purple grapes and then your whole body turns purple. Isn't this scary? Of course, such bizarre things don't happen to humans. But Melissa Abramovitz told me that this is exactly what happens in sea caries.
How do sea slugs change color?
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How cold is space, and does it drop to absolute zero? What would happen if you fell in without a spacesuit? While science fiction movies would have us believe that space is very cold — even very cold — space itself is not entirely cold. In fact, it actually has no temperature at
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[CNMO News] Weight loss has always been a hot topic among people. Some people eat too much and don’t gain weight, while some people gain weight even if they drink water. Therefore, losing weight also troubles many people. They have tried various methods but still have no effect.
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A bus-sized planet will pass close to Earth today, Thursday, July 7, passing within just 56,000 miles (90,000 kilometers), or 23 percent of the average distance between Earth and the moon. The asteroid, called 2022 NF, is expected to pass safely by our planet, according to calcul
Scientists detect a bus-sized planet that will approach Earth tonight
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In the eyes of many people, "alien" and "alien civilization" are synonymous with advanced civilization, and their civilization is much higher than human civilization. In many science fiction novels and movies, this point is particularly prominent. Aliens always appear to be omnip
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IT House News on April 26, Twitter announced in a press release today that it has accepted Elon Musk’s proposal to acquire the company for US$44 billion.
Heavy! Musk's $44 billion cash acquisition of Twitter expected to close in 2022
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Social media giant Twitter soared over 27% on Monday, its best single-day performance since the first day of its IPO in 2013. It continued to rise on Tuesday, April 5, rising by more than 9% during the session. The gain fell back to more than 4% after midday. %, or hitting a five
Twitter rose over 30% in two days! Musk appointed to Twitter board of directors, vowing major improvements to platform
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In 2010, Jordan Chan and Cai'er Ying took a unique set of photos when they got married. In the photos, the two of them were wearing "65-style military uniforms", sitting straight and upright, like two obedient little soldiers.
"Tough and tender" Chen Xiaochun: His life was threatened because of his patriotism, and he was named one of the "Top Ten Filial Sons" by CCTV
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Recently, Musk said that his 2018 tweet about Tesla's (TSLA.US) privatization plan was "totally true" and those who claimed that the tweet was Fraudulent investors are wrong.
Deny the fraud! Musk argues 2018 tweet about taking Tesla private was completely true
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Tesla (685.7, 28.75, 4.38%) CEO Musk appeared in court on Monday to defend the company's 2016 acquisition of SolarCity. He denied in court that he had ever fired employees in anger. Instead, the CEO said, he always “gives clear and candid feedback, which may be interpreted as rid
Musk denies often losing his temper: My candid criticism could be mistaken for ridicule
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On May 25, a report by the American technology media Electrek stated that sources revealed to it that several Tesla factory teams are going to extremes in cost cutting, including no longer ordering office supplies or even toilet paper.
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