That Cloth Mask for Smoggy Days? A Paper One Works Better.
By DONALD G. McNEIL Jr. from NYT Health http://ift.tt/2bcwSzH
via
IFTTT
Air pollution is rapidly increasing in Asian cities and not all masks protect equally. August 23, 2016 at 05:00AM
No comments:
Post a Comment
Newer Post
Older Post
Home
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment