US tap water is generally contaminated with toxic PFAS, and research warns of health risks
The new research report issued by the United States Geological Survey shows that at least 45% of tap water in the United States contains toxic perfluorinated and polyfluoroalkyl substances (PFAS). These substances are not easily degraded in the environment and human body, and are also known as "permanent chemicals"...
Whether you have money or not, it's best not to choose these four types of air conditioners. It's not misleading, it's all about experience!
Whether you have money or not, it's best not to choose these four types of air conditioners. It's not misleading, it's all about experience!On scorching summer days, air conditioning has become the most frequently used electrical appliance in our homes...
No matter how friendly a person is usually, as long as they post these three things on their social media, hurry up and leave without hesitation
Before reading this article, we sincerely invite you to click on "Follow" to facilitate your access to a series of high-quality articles at any time, as well as for discussion and sharing. Thank you for your support~In fact, we humans, like our society, will not stop the pace of development,In our real life, we can increasingly feel the development of society and technology, which has brought us many conveniences and conveniences, and also changed people's way of life...
Dong Fang Hong 1 has been in space for 53 years, why hasn't it fallen? Still working?
On April 24, 1970, China's Long March 1 sent Dong Fang Hong 1, the first man-made earth satellite, into low Earth Elliptic orbit.Usually the satellite will fall to the earth after completing its mission, but why did our Dong Fang Hong 1 stay in space for 53 years and still not fall?Is it still working or not? We will then answer this question...
China's attack on gallium and germanium, have we seen if the West is scared? Don't heIp yourself
#The current hot topic headline says # China's attack on gallium and germanium this time has already caused some people to cry out. US media: This is causing destruction/ China has launched a major move to control the export of gallium and germanium, which may hit the US related industries heavily/ China's move is a big kill, controlling the export of gallium and germanium! The US military radar faces the risk of discontinuation/ China has launched two heavy fists of gallium and germanium, and high-tech industries such as the United States and the West are almost paralyzed/ China's export controls have shocked the world: the high-end semiconductor chip icon industry may be in trouble/ Take action at a critical moment! China restricts the export of rare metal gallium and germanium, strongly opposed by US media/ Why did China's restrictions on exporting gallium and germanium cause a great uproar around the world/ China has announced export controls on rare metals gallium and germanium, triggering strong reactions from Western countries...
Can you tell all your secrets through just one WeChat account? I'll tell you
In the era of social media, people are increasingly relying on various social platforms to share their lives and interact with others. WeChat, as one of the most popular social applications in China, has a large number of users and rich functions...
The speaker is getting smaller, but the sound quality is getting better? So these are the reasons!
Why are the current audio systems small in size but with good speaker quality?With the continuous progress of technology, the size of audio speakers is getting smaller and smaller, but the sound quality is getting better and better. Why is this?Firstly, the current audio speakers adopt more advanced technology...
WeChat publicly apologizes to society, do you think Capital really lost? Actually, they make a lot of money
Many colleges and universities have announced to stop WeChat Pay, because WeChat will charge 0.6% of fees for tuition, tuition and miscellaneous fees...
Mass Manufacturing of Quantum Chips: Silicon Valley Building Millions of Quantum Bits of Light Quantum Chip
Editor's noteThere are two main types of quantum chips: electronic quantum chips and photonic quantum chips. Representatives of electronic quantum chips, including Intel, which focuses on silicon spin qubits, IBM, and IMEC, which focus on superconducting qubits, are exploring the large-scale semiconductor manufacturing of quantum chips...
Three foldable screen phones that were once unattainable but have now fallen to the "cabbage price"
From the pastUnparalleled to the current "cabbage price"? What have these three foldable screen phones gone through?Imagine,Have a phone that can fold and easily fit into a pocket like a bookWhat an exciting scene this is! The emergence of foldable screen phones has filled people with infinite imagination.However, although foldable screen phones have revolutionary innovations in concept,But its actual market demand is not as much as imagined...
Nvidia didn't expect it! Chinese Academy of Sciences and Longxin officially announced that foreign media: China Chip has accelerated
Because the United States is worried that the rise of China's Semiconductor industry will affect the interests of the United States, the United States launched a comprehensive crackdown on China's Semiconductor industry. In fact, the United States not only suppressed China in the semiconductor field, but also in AI, Quantum technology and other fields...
The Dutch export control on China's Stepper will accelerate the overall rise of China's semiconductor industry
On June 30th, the Dutch government announced export control measures for chip manufacturing equipment,The new regulations restrict the export of the latest model of deep ultraviolet lithography equipment (DUV) to China, and the export control regulations will come into effect in September.Mainly including 3 products:NXT: 2000i, NXT: 2050i, and NXT: 2100iMainly used for the production of chips in 28nm and more mature processes...