The captured Africans were held in forts, sometimes called 'slave castles', along the coast. They remained there for months until finally leaving their homeland for an unknown destination on board European merchant ships, including those of the British Royal African Company.
Key Points. 1  The majority of fluid output occurs from urination. Some fluid is lost through perspiration (part of the body's temperature control mechanism) and as water vapor in expired air. 2  The body's homeostatic control mechanisms ensure that a balance between fluid gain and fluid loss is maintained.
Excessive urine output means that you are producing more than 2.5 liters of urine each day. In general, it is considered normal to urinate around 2 liters of liquid every day, but this will vary based on your gender, age and other factors.ormal Urine Output. Normal urine output is 800-2000 mm each day if you take in around 2 liters of fluid throughout the day. However, normal values can vary in different laboratories.