The working definition of the ongoing brain seizure that is 2020 is either that Coloradans are being told by state authorities to install smoke-resistant “safe rooms” in their houses, or that Californians now must weigh what kind of mask to wear. An N95 mask helps to filter out harmful particulates from the wildfire smoke that is overwhelming the Golden State, but many come with an exhalation valve to keep the wearer from overheating—and that valve can spread the coronavirus.
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