پروفسور فیزیک

این سایت برای دانش آموزان،دانشجویان،اساتیدفیزیک و علاقه مندان به دانش فیزیک می باشد...

Preventing CoronaVirus, Which Type of Masks is The Safest ?

Coronavirus outbreaks are nonetheless turn into a threat for individuals world wide, even more alarming. This is because the number of victims continues to grow. At the very least 425 folks were reported killed and more than 19 thousand cases of the coronavirus are being treated.Not only in China, the virus with the name Novel 2019 Coronavirus (2019-nCoV) has also spread to various countries. The coronavirus has now spread to 23 countries.
Essentially the most worrying about coronavirus is till now there isn’t a vaccine available to stop this new type of coronavirus. And that has been confirmed by the World Health Organization (WHO). Subsequently, there is no other technique to avoid the transmission of this deadly virus, aside from by protecting the body from contracting the coronavirus. One in all them is by wearing a face mask to stop the entry of the virus into the body. As is known the mouth and nose are the pathway of this virus into the body.
However there are various types of face masks that have totally different talents in protecting the mouth and nose. Then which one is safest and might stop coronavirus?

Material Face Masks (Buff)
Face masks of this type sold with comparatively cheap worth, round US$0.73. This fabric face masks is usually worn by motorcyclists. Cloth face mask can only forestall giant dust. So it is not efficient to filter small size particles. Because it’s made of cloth, this type of mask might be washed and can be utilized repeatedly. However,if this face masks shouldn’t be properly washed, it would risk turning into a den of bacteria that can truly make the disease.

Simple Face Mask
This type of face mask is commonly used to avoid pollution. It worn by pedestrians on the road or in transportation vehicles (buses, trains, etc.). This face mask design is much like a surgical mask. The ability of this type of face masks is only able to filter massive particles 30% — 40%. This easy face masks is only can be used as soon as or can’t be reused.

R95, R99, R100 Face Mask
R95, R99, and R100 face masks are able to withstand oil-type pollutants. This is in accordance with the code letter R (oil Resistant). This type of face mask normally utilized in environments that have pollutants containing oil aerosols reminiscent of in coal-burning, natural gas or petroleum smoke haze areas.
The code of this face masks shows the ability to ward off pollutants. R95 means can filter oil aerosol pollution up to 95%, R99 can filter up to 99% and R100 can filter particles up to 99.ninety seven%. These three types of face masks can be utilized with an effective period of as much as eight hours. Because this face masks is for certain conditions, it is more tough to obtain than other types of masks.

P95, P99, P100 Face Masks
This type of face masks can also be immune to pollution with oil content. Where the letter P in the code has the that means Oil Proof. However besides that additionally it is efficient in driving out small particles in the air. The usage of P95, P99 and P100 masks might be longer, up to 40 hours.

Electric Face Masks
Electrical face mask makes use of battery energy and is provided with fan filters to facilitate air circulation. That is why this masks is sort of comfortable to use, because it does not cause sultry within the mouth area. The ability of this electric mask can also be fairly good in dispelling dust. This electrical face mask has filter that must be replaced. The worth of the filter is comparatively expensive, which is round Rp150 thousand or US$10.92. In addition, the masks must also always be charged so that the fan can function.

Surgical Face Masks
This type of face mask is commonly utilized by medical doctors or nurses who operate in hospitals. Unlike the easy face mask which is widely used to keep away from pollution, the function of the surgical masks is more to inhibit the spread of an infection, not air filter. Some even say that surgical masks are literally not efficient sufficient to ward off pollution. This masks is said to not be able to dispel chemical compounds, gases, or vapors.
The usage of this masks should also be correct, must cover the complete space of the nostril and chin, otherwise mud can nonetheless enter the nostril and mouth. The usage of this face mask is only one use and should not be too long.

پروفسورفیزیک © 2016 Frontier Theme