Why isn't there a snorkel type machine easy to use absorving o2 from the water for humans to survive underwater?
[removed]
Posted Mar 2, 2020, 12:53 AM UTC
10
No comments yet
Nobody commented on this post, or the comments weren't captured.
[removed]
Posted Mar 2, 2020, 12:53 AM UTC
No comments yet
Nobody commented on this post, or the comments weren't captured.