The next time you sip a glass of spring water, consider this: Before it got to your lips, that water was soaking through soil, creeping along basalt crevices or flowing through porous volcanic rock.
![](https://osu-wams-blogs-uploads.s3.amazonaws.com/blogs.dir/2648/files/2007/07/Feature-earth_glass-half-full.jpg)
The next time you sip a glass of spring water, consider this: Before it got to your lips, that water was soaking through soil, creeping along basalt crevices or flowing through porous volcanic rock.