>so any contamination their masks "stopped" is just waiting for the next use to infect the wearer It's true the virus may linger and infect later, but it might

>so any contamination their masks "stopped" is just waiting for the next use to infect the wearer It's true the virus may linger and infect later, but it might also be destroyed in the meantime. The odds depend on various factors, such as exposure to sunlight, antiviral chemicals, or high temperatures.