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).
TOTAL COASTLINE. United States and Canada -- 10,900 mi/17,549 km (including connecting channels, mainland and islands). The Great Lakes shoreline is equal to almost 44 percent of the circumference of the earth, and Michigan's Great Lakes coast totals 3,288 mi/5,294 km, more coastline than any state but Alaska. References: Great Lakes Basin brochure, 1990, Michigan Sea Grant.