1, VX is a nerve agent with greater toxicity than sarin and one of the most deadly chemical weapons. It is also a colorless and odorless oily liquid, which will turn into gas once it comes into contact with oxygen.
2.VX is a persistent poison, and its lethal effect lasts for several hours to several days and nights. The poisoning time of VX is longer and more toxic than other nerve agents. The lethal dose was 10 mg. A small drop of VX on the skin will lead to death if it is not disinfected in time. ?
3, human skin contact or inhalation can lead to poisoning, headache and nausea are the main symptoms of infection with this poison gas. VX gas can cause central nervous system disorder, respiratory arrest and eventually death. ?
4.VX is mainly a term used in WeChat business. Because many websites or platforms block certain keywords, most of them are used to express the meaning of WeChat.
Extended data:
The Development Course of Wechat (VX)
Zhang Xiaolong invented the e-mail system foxmail. Zhang Xiaolong has been having a hard time since it was acquired by Tencent in 2005. Within Tencent, Zhang Xiaolong's fame mainly comes from two aspects: the tennis champion and one of the biggest Kent cigarette consumers in Guangzhou.
Zhang Xiaolong revealed that he first learned about KIK in the reading space of QQ mailbox. In the middle of the night, he wrote an email to Ma, suggesting that his Guangzhou team make a product similar to kik, and Ma immediately replied and agreed.
20 10 12 10, Xiaomi Company of Lei Jun released the first KIK-like product in China-Mi Chat. Lei Jun got the information from Tencent Shenzhen Building, but his eyes didn't notice a small team in Guangzhou.
Zhang Xiaolong's kik-like product 165438+ was established on10.20, one month later than the small team led by Lei Jun with less than/kloc-0.0 people, including several postal workers and two college students. 20 1 1, 1, 2 1, the product went online and was named "WeChat". The open interface of WeChat was chosen by Zhang Xiaolong himself: a lonely figure standing on the horizon, facing the blue planet, as if expecting the call of the universe.
Wechat 1.0 received a mediocre response, and WeChat 1.2 quickly turned to photo sharing. At the same time, Lei Jun's Mi Chat has increased the intercom function, and users suddenly become active. Zhang Xiaolong's new version of WeChat also joined the voice chat function in time, and users suddenly appeared blowout.
Zhang Xiaolong runs with the team. The functions of "shake" and "drift bottle" have been launched one after another. In July, WeChat launched the function of "checking people nearby", which, in Zhang Xiaolong's words, "turned the tide completely". The number of WeChat users in the previous six months did not exceed 1 10,000.
20 12 at 4: 00 am on March 29th, Ma posted a six-character post in Tencent Weibo: "We finally broke through 1 100 million!" At this time, it is only 433 days from the launch of WeChat. Wechat is by far the fastest growing online communication tool. It took nearly 65,438+00 years for QQ to break through the number of simultaneous online users, five and a half years for Facebook and four years for Twitter.
Baidu Encyclopedia -VX nerve agent
Baidu Encyclopedia-WeChat