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Wuhan unsealed countdown 3 days
Apr , 07 2020
long time no see [#Wuhan unsealed countdown 3 days]#COVID19 It's not just spring that comes as promised! Wuhan, come on!
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Wuhan unsealed countdown 2 days
Apr , 07 2020
long time no see [#Wuhan unsealed countdown 2 days]#COVID19 Almost there! Familiar Wuhan, we are waiting for you!
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Wuhan unsealed countdown 1 days
Apr , 07 2020
long time no see [#Wuhan unsealed countdown 1 days]#COVID19 see you tomorrow,wuhan!
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Wuhan wakes up and loves you
Apr , 08 2020
long time no see[Wuhan wakes up and loves you] Today, Wuhan unsealed. Say together: good morning, Wuhan
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Wuhan Lockdown Lifted
Apr , 08 2020
Wuhan Lockdown Lifted
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Is the temperature getting lower? To see if you have applied makeup？
Apr , 14 2020
Cosmetics can not only change the skin infrared temperature measurement value, the error may also be large. Right now, the new coronavirus is ravaging the world, and non-contact infrared thermometers are widely available at the entrances of various public places. As long as you go out, you will inevitably be measured several times a day. Although today's infrared temperature measurement technology...
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What should I do if the disinfectant accidentally splashes into my eyes? It is important to learn this trick
Apr , 14 2020
During the epidemic, disinfection has almost become a daily task for every household. 84 disinfectants, 75% medical alcohol and other disinfectants have also become standing supplies in the home. However, improper use of disinfectants also poses safety risks for some families. Recently, Pan Changjiang posted a video online. In the video, Changjiang Chang came to her daughter's house, but she was s...
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7 things you don't know about humidity
May , 18 2020
1. The humidity of 100% doesn't mean it's going to rain. Humidity is a physical quantity used to describe the amount of water vapor in the air. There are many ways to express air humidity, of which the most commonly used is the "relative humidity" in meteorology. So what is relative humidity? Let's think of air as a sponge. It can hold at most a certain amount of water, say 1 liter. Then the relat...
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What is the concept of humidity in the weather forecast? What does it mean if the humidity is 100%?
May , 18 2020
The humidity forecast is mostly relative humidity, such as 100% here. 100% means that 100% of the water vapor can be contained in the air. If water vapor enters the air, it will condense into water. The upper limit of how much water vapor can be contained in the air is affected by temperature. The higher the temperature, the faster the water vapor molecules move and the less likely ...
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What kind of indoor temperature and hygrometer is more accurate?
May , 18 2020
There are three kinds of temperature and humidity meters commonly used: 1.the electronic temperature and humidity meter determines the humidity according to the electrical conductivity of the humidity sensitive resistor or humidity sensitive capacitor at different humidity. 2.mercury or alcohol thermometer, the humidity is measured by a thermometer with double glass tubes, one of which has a volat...
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Understand CE certification in one article
May , 25 2020
CE certification, which is limited to the basic safety requirements of products that do not endanger the safety of humans, animals and goods, rather than general quality requirements, the harmonized directive only stipulates the main requirements, which are standard tasks. Therefore, the accurate meaning is: the CE mark is a safety mark instead of a quality mark. It is the "main requirement" that ...
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Understand FDA certification in one article
May , 25 2020
FDA certification: The United States Food and Drug Administration is abbreviated as FDA. FDA is one of the executive agencies established by the US government in the Department of Health and Human Services (DHHS) and the Department of Public Health (PHS). As a scientific management agency, FDA's responsibility is to ensure the safety of food, cosmetics, drugs, biological agents, medical equipment,...
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