The amniotic fluid in a mother’s womb, , which can be nearly a liter of fluids at 30+ weeks, is replaced every 3 hours towards the end of pregnancy. – WTF Fun Facts
Source: http://www.embryology.ch/anglais/fplacenta/amniotique01.html

The amniotic fluid in a mother’s womb, , which can be nearly a liter of fluids at 30+ weeks, is replaced every 3 hours towards the end of pregnancy. – WTF Fun Facts
Source: http://www.embryology.ch/anglais/fplacenta/amniotique01.html