Science News by Timothy Sumer - The clear plastic guards may be easier to wear, disinfect and reuse than cloth or surgical face coverings, although they don’t entirely replace the need for masks.
from NYT > Science https://ift.tt/2XubsYm
via Timothy Sumer
from NYT > Science https://ift.tt/2XubsYm
via Timothy Sumer
Comments
Post a Comment