In theory, rainwater is like distilled-water*, but it gets its compositions largely by dissolving particulate materials in the atmosphere especially the troposphere - when droplets of water nucleate on atmospheric particulates, and secondarily by dissolving gasses from the atmosphere.
Updated May 29, 2016. Franklin D. Roosevelt, the 32nd President of the United States, led the country both during the Great Depression and World War II. He was charismatic and innovative at a time when the United States needed exactly that kind of leadership.
Which US President served for the longest term? Franklin D. Roosevelt (32nd President) served for  12 years and 1 month, from March 4, 1933 until his death in office  on April 12, 1945. FDR was elected four times, and theâ¦ remaining 39  months of his 4th term were served by his new Vice President, Harry  Truman.