New trend in begging

Some data showed that at 9 pm last night the PSI hit 452. Before at 8pm it was 224 and after at 10 pm it was 287. For that one hour the PSI went into very dangerous level. And many people have been storming the pharmacies trying to buy N95 masks but all sold out. What contingency plan to stockpile such masks for emergencies just like this?

If the situation gets worst, and the N95 masks are not