Who is jim?
But there is graphene in some masks
https://medium.com/edge-of-innovation/how-safe-are-graphene-based-face-masks-b88740547e8c
Who is jim?
But there is graphene in some masks
https://medium.com/edge-of-innovation/how-safe-are-graphene-based-face-masks-b88740547e8c
(post is archived)