For example: Assuming you are female, 5' 5, 170lbs at the start of August and would like to be 150lbs by Christmas, you would specify that you want to lose 20lbs in 5 months. The calculator will then give you your calories required on a week-to-week basis to reach your goal weight. This is how it differs to other calorie calculators which only allow you to calculate the amount of calories daily for a specific weight. Calories Required To Lose Weight.
In general, the liquids tend to expand when their temperature increases. For example, the same mass of boiling water occupies more volume at 100 degrees Celsius than at 20 degrees Celsius. Therefore, increasing temperature decreases density.
Since the static fluid pressure is dependent only upon density and depth, choosing a liquid of standard density like mercury or water allows you to express the pressure in units of height or depth, e.g., mmHg or inches of water.