In the market there are a variety of face masks on the sidewalk that are made of musty fabrics, scraps, and have not been laundered, containing a multitude of bacteria threatens the health of users.
In many places, face masks made from raw materials are fabric waste and are of poor quality. In particular, most of the face masks on sale today are designed not to hug the wearer’s nose and mouth. So face masks only help to avoid dust somewhat, not bacteria.
When wearing a labor protection mask, the nose and mouth must be covered, otherwise dust, chemicals and microorganisms will not pass through the filter, but through the gap straight into the nose and mouth, running deep into the lungs.
1. Types of face masks
Conventional fabric face masks have an ear strap. Workers’ protective face masks are mainly this type. Ordinary fabric face masks only work to shield the sun, prevent dust in large sizes, prevent the smell of car smoke and if the wearer does not disinfect before using it will be susceptible to skin infections, road diseases. Respiratory …
Face masks are made of ordinary cloth, so they do not filter toxic gases (smoke, gas vapors, oil, coal, organic compounds …).
Types of toxic gas filters
2. Toxic gas respirators
Designed with highly microfiltration materials (such as nano-sized activated carbon), this toxic gas respirator has anti-toxic properties. toxic gas vapors such as motorbike gas, automobile gas, organic compounds (benzene, toxylene…) and dust with the size less than 10 micrometres. Gas face masks are considered to be the most optimal and effective way to prevent silicosis.
The product has been tested by the Ministry of Health for its dust filtration efficiency and toxic gas prevention. There are many types of toxic gas filters that are suitable for industrial production and daily use. The price of the product is 2/3 cheaper than the price of similar face masks sold in the market.
Anti-poison face masks have three main effects: prevent dust, prevent chemicals (including car smoke) and prevent microorganisms. Currently there are disposable paper face masks that have many vertical folds, so they fit snugly on the mouth and nose so they work very well to protect the wearer.
How to Use Medical Face masks Correctly To Prevent Corona Virus
With a fast rate of spread, over the past few days perhaps what people are most concerned about is prevention of corona virus infection. Therefore, after the Lunar New Year holiday, those who have a schedule to travel by plane, train, passenger car … should “follow” with medical face masks whenever they come to crowded places or when in contact with other people.
In recent days, many people maintain the wearing of face masks anywhere
How to use medical face masks correctly to prevent Corona Virus
Wear the right surface: pull and thread two rings with the index and middle fingers wire the mask to the ears. The inside of the mask is in contact with your facial skin. The inside surface is usually paler and smoother, the outer surface is usually dark (red, green, blue …). The outer surface is always exposed to bacteria, droplets, and dirt, so when you take it out and wear it again, you must never carelessly turn the outer layer in, close to your nose and mouth.
Best when wearing only one mask once a day and not reused or stored in a personal bag.
Wear in the right direction: the top of the mask with contour is usually attached with a thin metal thread, when wearing, you should use your thumb and forefinger to squeeze the metal thread in the shape of the nose, keeping the contact position of the mask. nasal waves. The underside of the mask usually has a soft seamless line to ensure it is sealed against the chin.
What kind of mask can prevent virus?
To limit corona virus infection in addition to wearing a mask in public places, people need to comply with the guidelines of the Ministry of Health such as limiting direct contact with people with acute respiratory infections when needed. Contact must wear a proper medical mask and maintain contact distance. At the same time, personal hygiene, wash hands often with soap…. Because studies show that washing hands with soap reduces the transmission of respiratory diseases by 44%, hand washing and avoiding contact with infected people is also important in preventing respiratory infections.
Opinions of experts and doctors show that, although the use of face masks will partly prevent corona virus infection, it is not 100% guaranteed. In addition, there are many types of face masks on the market, but they are not effective to kill bacteria and viruses, but only to prevent smoke, bacteria, and infectious diseases.
Should wear a mask when interacting with other people from now on
