Potassium iodide systemic is used in the treatment of: 1  Cough. 2  Cutaneous Sporotrichosis. 3  Hyperthyroidism. Radiation Emergency.
Some of them are very large in area such as Canada or Russia, while others are very small like Monaco. More importantly though, some of the world's countries are landlocked and others have very long coastlines that have enabled some of them to become powerful across the globe. The following is a list of the world's countries with the longest coastlines. The top ten have been included from longest to shortest. 1) Canada. Length: 125,567 miles (202,080 km).
The United States is 2,800 miles across from its eastern seaboard to its western coast. However, if the U.S. is measured from eastern Maine to Hawaii, it is a distance 5,100 miles. Continue Reading. The U.S. is home to 12,383 miles of coastline, with 6,640 miles of coastline in Alaska alone. In terms of size, the U.S. ranks number four in the world. The geographic center of the country is located in Butte County, South Dakota.