Although, it is recommended for everyone to discard a Kn95 mask after a single use yet at the present time it’s quite impossible due to the unfortunate shortage of the mask. So, what you should do or can do is - clean the mask properly to make it fit for reuse.
And, here arises the problem because cleaning a Kn95 mask ensuring safety isn’t as easy as it may sound to be. You can’t do it in any way after your mind rather you must do it in a fixed procedure. So, what is the procedure is the topic of our today’s discussion. Let’s get started!
To kill the germs of Covid-19 of your Kn95 mask only shortlisted methods are recommended. Here follow the methods one by one with clarification.
This is a method that has successfully been adopted by the researchers of Duke Health. The researchers have found that vaporized Hydrogen Peroxide is immensely successful in permeating the layers of the mask and killing the Covid-19 germs. They have also stated that using vaporized Hydrogen Peroxide doesn’t cause any type of deterioration to the mask.
So, you can adopt the method with the utmost reliance although amid the lockdown getting vaporized Hydrogen Peroxide mightn’t be easy.
Another group of researchers at the University of Tennessee have made an experiment with heat. The researchers took a used Kn95 mask and heated it up at 70C for 30 minutes at a stretch. To their utter surprise, they found that the germs of Covid-19 are no more and the filter is all okay.
Using UV-C light to decontaminate your Kn95 mask is another promising method, already being adopted by some hospitals. While performing this method, you must make sure that UV-C light falls all over the mask properly. Otherwise, all your attempts will go in vain.
Here ends the suggested cleaning methods. Remember that not any of the methods is approved by the manufacturers but amid such a crisis, you are left with no other option rather than adopting any of our recommended procedures.
There are certain things that you cannot do with your Kn95 mask. What are those? Here goes for you -
If you perform any of the procedures with your mask then the filter medium material of the mask will be disintegrated. And, as a result, the mask will lose its effectiveness.
To sum up, discarding the Kn95 mask is the best ever solution but amid this crisis of mask cleaning the current one with utter care will be okay. But, as soon as you get a new one, throw away the used one to ensure the ultimate safety.