1 Number retired by Cubs in 2003. 2  Played in 2,102 game at third base for the Cubs from 1960-73. 3  Was the Cubs' WGN radio color commentator from 1990 - 2010. 4  Santo was a nine-time All-Star.
The fresh aroma after a summer downpour is one of life's pleasing scents. The earthy fragrance was named petrichor by Australian researchers in 1964. They described it as a combination of plant oils and the chemical compound geosmin which are released from the soil when it rains.
So, when you talk about the after-the-rain smell with a friend, you may mean one thing while your friend is thinking of something else. You'll both agree, however, that the air has a much stronger aroma to it after a good rain.