Coronavirus- what to know - KDT Optometry - Excellence Is The Only Option!
Doctor’s advice about coronavirus: It is pretty large in size (cell is about 400-500nm diameter), so any normal mask (not just the N95 feature) should be able to filter it out. However, when someone who’s infected sneezes in front of you, it will take a great 3 meters (about 10 feet) before it drops to … Continue reading Coronavirus- what to know →