3.0 0.30 0.030 - 



2.0 0.20 0.020 



«3 1.0 0.10 0.010 



0.5 0.05 0.005 



0.2 0.02 0.002 



1234560 2 4 6 8 



Time (hours) Time (days) 



First 6 Hours of Exposure First 10 Days of Exposure 



Figure 17. Initial changes in AC electrical properties of System 112. 



22 



