After drying for 4 hours pores water began to stabilize, the water begins to migrate in the pores to the outside world, so in this case a substantial drop in the main peak.
After 4 hours of drying, the water in the pores begins to stabilize and the water in the pores begins to migrate to the outside world, so the main peak appears to drop significantly.
After 4 hours of drying, the water in pores began to stabilize, and the water in pores began to migrate to the outside, so the main peak decreased obviously.<br>