How can buying and using facemasks won't help you from the coronavirus because every doctor, scientist, nurses, and other people always recommend wearing your facemasks and proper hygiene to protect yourself from the virus. The picture itself is the best proof that wearing facemasks could help you stay away from any illness and diseases.
You are wearing just a facemask while doctors and scientists wear complete PPE kits that is the difference. And many countries even don't have enough N 95 masks due to its huge demand so it is like one of the business strategies created by biggest companies.Also mentione about sanitizers, they can say 99% of bacteria will die if you use sanitizers but covid 19 isn't a bacteria right. :
Covid-19 is a poison which is developed to kill the Mankind and poisons do not have vaccine. Wearing facemask is a trend but it has not helped reduce the covid-19 cases, did it ? Facemask making companies including N95 ones are making a lot of money in this pandemic. If you buy those expensive masks, you can basically helping their business grow.