/u/c11anderson's posts in /r/askscience
Why is a swab required to be inserted deep into your nasal cavity to determine a positive or negative covid case, yet it can be spread merely by speaking too close to somebody?
6648 upvotes
Mark as read: Add to a list
1 upvotes
Mark as read: Add to a list
1 upvotes
Mark as read: Add to a list
According to the WHO 10M people fell ill with tuberculosis in 2018 with an estimated 1.5M deaths. Why weren’t masks forced upon everyone then?
1 upvotes
Mark as read: Add to a list
1 upvotes
Mark as read: Add to a list
