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.
Turbidity can be caused by:â¢ organic particles, such as decomposed plant and animal matter, or living biological organisms (ex: algae) â¢ inorganic particles (silt, clay and natural chemical compounds like calcium carbonate)Turbidity in surface water bodies usually has organic and inorganic matter.