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Indoor humidity of 40%-60% is appropriate. The state has issued indoor air standards, and the relative humidity should be 40%-80% when cooling in summer; In winter, heating should be controlled at 30%-60%. The suitable indoor temperature for the elderly and children is 45%-50%; For patients with respiratory diseases such as asthma, the optimal indoor temperature is between 40% and 50%.
It is difficult to feel the humidity, so it is recommended to have a hygrometer at home so that you can adjust the humidity in the room at any time.
In summer, when the indoor humidity is too high, it will inhibit the heat dissipation of the human body, making people feel very hot and irritable. In winter, when the indoor humidity is too high, it will make people feel cold, depressed, and prone to colds, and people live in an environment where the relative humidity is 45%-65% The most comfortable.
Humidity is divided into absolute and relative humidity. Absolute humidity refers to the quality of water vapor per cubic meter of air, relative humidity refers to the degree to which water vapor reaches saturation in the air, 100% RH when saturated, when the absolute humidity is constant, the higher the temperature, the lower the relative humidity, condensation is the phenomenon of condensation on objects with relatively low temperature when the air humidity reaches a certain degree of saturation, humidity is ubiquitous, and condensation is just a special phenomenon where humidity reaches a certain level.
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As long as it is not lower than 5% RH (relative humidity) or higher than 95% RH, the average human body can tolerate it well.
The impact on human health is mainly long-term exposure to low temperature and high humidity environment, and the human body will be susceptible to certain joint diseases and ** diseases. Other environments do not have much of an impact on health.
It is not advisable to stay in a place with too high humidity for a long time, because it is easy to suffer from arthritis and other diseases in this environment for a long time. The long-term low humidity environment will make the ** rough and cracked, but there will be no serious diseases. However, from the perspective of human body sensation, it is related to temperature.
Those of the following may make you feel comfortable.
0 below 8, low atmospheric humidity is better, 20%RH 50%RH is appropriate, will make you feel not too cold, but ** easy to lose water. If the humidity is high, it will feel cloudy and cold.
8 28 , as long as 30% 80%, the human body is acceptable. About 50% RH is more appropriate. If the humidity is low, it will feel dry, and if the humidity is too high, it will feel damp.
Above 28, the humidity decreases with the increase of temperature, which is conducive to human perspiration and heat dissipation. If the humidity is too low, it will be very dry, and it will quickly make the water loss rough, and the humidity will make people feel stuffy, making it difficult to sweat.
According to physiologists, when the indoor temperature is too high, it will affect the body's thermoregulatory function. In winter, if the indoor temperature is constantly above 23 degrees Celsius, people will be tired and dizzy. At the same time, due to the huge temperature difference between indoor and outdoor, it is difficult for the human body to adapt and it is easy to suffer from colds and flu.
If the indoor temperature is too low, it will reduce the metabolic function of the human body, slow down the pulse and breathing, weaken the resistance of the respiratory mucosa, and easily induce respiratory diseases. While paying attention to the indoor temperature regulation, you should also pay attention to the indoor humidity. In summer, when the indoor humidity is too high, it will inhibit the heat dissipation of the human body, making people feel very hot and irritable.
In winter, when there is high humidity in the room, it can make people feel cold, depressed, and prone to colds. The most pleasant indoor temperature and humidity are: 18 degrees Celsius to 25 degrees Celsius in winter, and humidity 30 to 80; In summer, the temperature ranges from 23 to 28 degrees Celsius and the humidity ranges from 30 to 60.
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The most comfortable humidity range for the human body is 45% to 65%. If the humidity is too low, or if the humidity is too high, it is not good for human health. It can keep the humidity in the room within the normal range. In addition to this, mold is particularly susceptible to growth in the following three environments:
1. High temperature and high humidity environment.
2. High temperature and low humidity environment.
3. Low temperature and high humidity environment.
Ultrasonic humidifiers are the most common humidifiers on the market.
Ultrasonic humidifier: The principle is to use the ultrasonic converter to generate small water droplets to form a cold water mist. **Relatively inexpensive, high humidification efficiency. It is generally recommended to purify water, otherwise the impurities and bacteria in the water will spread into the air with the mist water droplets, causing secondary pollution.
Cold steam humidifiers: Many businesses will use "fog-free humidification" and "aseptic humidification" as selling points when promoting. Its principle is to use a centrifugal turntable to rotate at high speed under the action of the motor, and the water is strongly thrown out and hit on the atomization disc, and the tap water is atomized into ultrafine particles of about 5-10 microns and then sprayed out.
Because gaseous water does not carry the impurities and bacteria found in the water, it is relatively safer.
Cold steam humidifiers** are relatively expensive, less efficient at humidifying, and require regular replacement or cleaning of the filter, but can be run directly with tap water.
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According to China's indoor air standards, the indoor humidity should be 40% to 80% in summer, and 30% to 60% in winter. The suitable indoor humidity for the elderly and children is 45% to 50%, and the suitable indoor humidity for patients with respiratory diseases such as asthma is between 40% and 50%.
In summer, the humidity in most areas of our country is high, so you can place a hygrometer indoors to observe the humidity at any time. The air humidity in the south is high, and the dehumidification function of the air conditioner can be turned on; On rainy days, the outdoor humidity is heavy, so the window opening time should be reduced; When the weather is fine, open more windows for ventilation and moisture; Put some moisture absorbent boxes or desiccants in wardrobes and cupboards; Less fish and a variety of plants in the bedroom.
Excessive humidity is also not good for human health. People may feel nausea, loss of appetite, irritability, tiredness, dizziness, etc., and are prone to rheumatoid arthritis over time. In a high humidity environment, mold and other bacteria are also more likely to grow, threatening human health.
Tip 1: Use empty bottles, jugs, and fill them with water and place them all over the room. In the home, you will often see decorative vases, jugs, porcelain and other items, and in winter, you may wish to fill them with water; In addition, after daily use, the open glass bottle is cleaned and poured with clean water and placed in an inconspicuous corner of the room, which is equivalent to adding a number of small water environments to the room, which has an obvious effect on improving the humidity of the room.
Tip 2: Raise fish and green plants. Needless to say, no matter how big or small the fish tank is, it adds another puddle of water to the room.
Raising green plants can better supervise the room to maintain proper humidity, especially ferns, because they can grow healthily at a certain humidity, watering, and frequent foliage spraying with water are all conducive to improving the air humidity in the room.
The above content refers to Encyclopedia - Air Humidity.
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Hello dear, I'm glad to answer for you, I'm your exclusive ** answer teacher, thank you for your patience! The humidity at home is about 35% to 80%, which is suitable for you. Generally speaking, the indoor humidity is maintained between 40% and 80%, which is better than that of stupid oranges, not too humid, not too dry, otherwise it will produce a certain amount of *** on the human body.
If the humidity is relatively high and the indoor humidity is relatively humid, it will have a certain impact on the health of the family, as well as on the furniture, wallpaper, flooring, etc. in the room. The humidity is relatively small, the air is relatively dry, there will be a lot of dust and powder floating, people breathe into the lungs, and the socks will cause lung infections, which will have a great impact on our body. We hope you find this service <>helpful
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As long as it is not lower than 5% RH (relative humidity) or higher than 95% RH, the average human body can tolerate it well. >>>More
Indoor humidity of 40%-60% is appropriate. The state has issued indoor air standards, and the relative humidity should be 40%-80% when cooling in summer; In winter, heating should be controlled at 30%-60%. The suitable indoor temperature for the elderly and children is 45%-50%; For patients with respiratory diseases such as asthma, the optimal indoor temperature is between 40% and 50%. >>>More
Hello, through experimental measurements, the most pleasant indoor temperature and humidity are: 18 to 25 in winter, 30% to 80% humidity; In summer, the temperature is 23 to 28 and the humidity is 30 to 60 percent. More than 95% of people feel comfortable in this range. >>>More
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The humidity in the refrigerator is generally between 30%-70%, depending on your storage needs. The temperature of the refrigerator is generally adjusted at 2-4 degrees.