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Written by: Zhang Jiamin
2020-01-22 23:51
Last updated: 2020-01-22 23:51The outbreak of a new coronavirus related to Wuhan pneumonia continued to expand. The first confirmed case was reported in Hong Kong today (22nd). The patient arrived from Wuhan via high-speed rail and was transferred to the infectious disease center of Princess Margaret Hospital. There was also a second preliminary confirmed case on the same day.
The coronavirus is transmitted through droplets. The director of the Centre for Infection and Infectious Diseases of the University of Hong Kong, He Boliang, reminded the public that they should wear masks in crowded places. In addition to disposable masks, you must wear them in the correct way to prevent them.
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Because coronaviruses can be transmitted through droplets, many people wear masks to protect themselves. He Bailiang, director of the Centre for Infection and Infectious Diseases of the University of Hong Kong, once reminded that disposable masks should be used immediately to ensure hygiene. When wearing a mask, you should also pay attention to the following items.
↓↓ Instructions for Wearing a Mask Correctly ↓↓
1. First, clean your hands with water, soap or disinfectant.
2. Nostrils should not be exposed when wearing a mask.
3. After wearing a mask, you should no longer touch the mask with your hands to avoid touching the bacteria or viruses on the mask.
4. Wet masks should be replaced as soon as possible.
5. Used masks should not be reused or placed anywhere.
6. Discard used masks in a covered trash can
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Surgical and N95 masks are sufficient to prevent viruses
In addition, the effectiveness of different masks varies. General surgical masks and N95 masks are sufficient to prevent droplet-borne viruses, but they must be discarded after use. Cotton masks and polyurethane masks commonly used by many people will affect the barrier force of the masks as the number of cleanings increases.
↓↓ Click below 睇 Effectiveness of various masks ↓↓
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Three masks have a bacterial filtration efficiency of more than 99.9%
The Consumer Council has previously tested 29 masks on the market, including the bacterial filtration efficiency and permeability of the masks. Among them, 3 masks have a bacterial filtration efficiency of more than 99.9%. They are "Elleair super barrier PM2.5 Adult Mask (Standard) "," Ultra Ultra Ready "Surgical Mask, and" Medicon Medicom Safe + "SPSHMK2585 Color Life Mask Ear-hook.
In addition, the survey showed that the quality of the two masks was inferior. The overall score was only 1 or 2 points, respectively, "surgical face mask CANCARE SurgicMask" and "Disposable Face Masks Two Ply". The total score was only 1 and 2 Minute. The latter only scored 1 point for filtering bacteria and ventilation.
↓↓ See the test results of all 29 masks according to the chart ↓↓
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Wuhan pneumonia mask
