1.   Furthermore, the installation of a softner will gradually eradicate existing scale, since the softened water gradually dissolves it.

2.   It is as if water dissolved visual consistency and launched Johnson toward a looser, more sculptural approach.

3.   This is where the moving water dissolves the rock, creating a network of underground conduits.

4.   Water usually has dissolved oxygen in it that allows fish and plants to thrive and dead vegetation to decay.

5.   That water then dissolves buried salt deposits, causing the ground to collapse and threatening the stability of resort hotels.

6.   The retreating water dissolved away the soft rock and formed the underground cavities, some of which stretch for miles.