check it out.
http://www.youtube.com/watch?v=-vtWNDI_EOI
they have webisodes of making the album allso:
http://www.youtube.com/watch?v=-DovWd5MIvQ
realest shit I ever heard.
Im just a newbie, but I have read something about PPM. tap water has high ppm and if you add nutrients it goes even higher and plant cant absorb nutrients. I guess ppm means parts per million !? :) Correct me if Im wrong, its just what I remember from surfing around in this forum.