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when toggle format what by license comment
Dec 20 '16 at 13:26 history edited Mike Dunlavey CC BY-SA 3.0
deleted 81 characters in body
Dec 20 '16 at 13:15 history edited Mike Dunlavey CC BY-SA 3.0
deleted 81 characters in body
Dec 20 '16 at 11:49 comment added user32882 Sorry I just edited the original question. I meant that the water loses head due to friction, not pressure.
Dec 18 '16 at 18:56 history answered Mike Dunlavey CC BY-SA 3.0