http://transectpoints.blogspot.com/2007/02/test.html Suggest reading the whole article above at its original location, brief extract: " The human nose is exquisitely sensitive to geosmin, able to detect it at concentrations down to 10 parts per trillion. Since the bacteria thrives in moist soil but releases the spores once the soil dries out, the smell is most acute after a rain that follows a dry spell . . . "
**************************************
AOL now offers free email to everyone. Find out more about what's free from AOL at http://www.aol.com.
Archive powered by MHonArc 2.6.24.