Why do You Need to Do a New Root Canal Treatment?
A man from recently received a root canal treatment for the upper row of molars. He did not return for treatment because it was not painful. After eating fried chicken steak for a while, the tooth was completely broken. The
When Do You Need to Change Your Mask？
If the N95 mask is not contaminated, not contaminated with droplets, and is not deformed, the mask and the face fit closely, and you can generally wear it for three days. However, if you are in contact with a
How to Disinfect N95 Masks?
With the severity of the epidemic, our demand for N95 masks has greatly exceeded the total amount of domestic production, but we have to go out and bring our own health protection, then the reuse of masks has become our
How to Disinfect N95 Masks?
With the severity of the epidemic, our demand for masks has greatly exceeded the total amount of domestic production, but we have to go out and bring our own health protection, then the reuse of masks has become our requirement.
How to Wear N95 Face Masks Correctly?
Face the side of the mask without the nose clip so that the nose clip is above the N95 mask. Hold the mask on your face by hand and hold it against your chin. Pull the upper headband over
The Difference Between KN95 Mask and N95 Mask
Hello everyone! Recently, the Covid-2019 virus has struck, and experts recommend wearing a mask when going out. Masks are divided into several categories, so what is the difference between the most common KN95 and N95 masks? Please see below for
Description of Protection Level of Dust Masks
In addition to self-made masks and temporary masks, their types are mainly divided into surgical masks (medical masks) and dust masks (industrial masks). There are many kinds of materials. The National Institute of Occupational Safety and Health (NIOSH) divides the
What are the Measures to Prevent Covid-19?
The Covid-19 was discovered in 2019. Corona viruses are a large family of viruses known to cause colds and more serious diseases such as Middle East Respiratory Syndrome (MERS) and Severe Acute Respiratory Syndrome (SARS). Therefore, everyone should take precautions.