Propaga？？o de compostos da gasolina em solos: 1. zona n？o saturada

this work describes the study of the propagation of toluene in the unsaturated zone of the ground. it is shown the experimental procedure in laboratory columns. the gotten experimental results and their analysis with a mathematical modeling are shown. also is shown an analysis statistics applied to the called the puffs' models of the dispersion simulation and a quarrel of the continuation of this work.