Description. 1  This app lets you measure the point-to-point (great-circle) distance between two or more waypoints on a map or measure the surface area defined by a polygon having three or more points as its corners. It uses online maps so it needs an internet connection. 2  Added measuring in yards, acres and hectares.
Comorbidities are two or more diseases existing at the same time in the body. They are common for people with COPD because organ systems work differently when they do not receive enough oxygen. When a resulting condition occurs, it can be considered comorbidity.
About Turbidity. Turbidity can be interpreted as a measure of the relative clarity of water. Turbidity is not a direct measure of suspended particles in water but, instead, a measure of the scattering effect such particles have on light.See more about the science of turbidity.urbidity is not a direct measure of suspended particles in water but, instead, a measure of the scattering effect such particles have on light. See more about the science of turbidity.