Fig. 8

Clay brick samples after dry and wet cycling experiments: (a) B-1 sample after 3 cycles; (b) B-2 sample after 6 cycles; (c) B-3 sample after 9 cycles; (d) B-4 sample after 12 cycles; and (e) B-5 sample after 15 cycles.

Clay brick samples after dry and wet cycling experiments: (a) B-1 sample after 3 cycles; (b) B-2 sample after 6 cycles; (c) B-3 sample after 9 cycles; (d) B-4 sample after 12 cycles; and (e) B-5 sample after 15 cycles.