Akshually, there are only 4 levels of biocontainment.
-
-
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
it's an old idea https://en.wikipedia.org/wiki/Chhaupadi
- Show replies
New conversation -
-
-
somebody's been reading the Red Tent
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.