Sez who?
How long does it live in the “mask” environment?
“How long does it live in the “mask” environment?”
Wikipedia says:
On surfaces the amount of viable active virus decreases over time until it can no longer cause infection. One study indicated that the virus can be detected for up to four hours on copper, up to one day on cardboard, and up to three days on plastic (polypropylene) and stainless steel.