Today, when the vaccine for Corona Virus is nor yet in the market and physicians recommend using masks and following other precautionary measures, everyone is doubtful whether masks can prevent the virus from entering their respiratory tracts or not. Doctors suggest that only symptomatic individuals, caretakers of infected patients should wear masks, but healthy persons should not use masks. Mask Action on Covid-19 Novel Coronavirus causes respiratory infections and is transmitted when the person breathes where an infected person sneezed or coughed. These microparticles stay suspended for up to several hours in the air, and they...