It could be mould. If you don't turn on (or you don't have) a fan in the bathroom to remove steam, condensation can be left on the walls and black mould can grow where it is wet.
wet bread
Being wet, damp or moldy.
How can I get government grant (a loan) to repair my wet basement?
Because you can't make to the bathroom
As the bathroom becomes wet the friction between the floor and leg becomes less.
repairs for nintendo 3ds when it got wet
because it could get wet and fuse out.
Hi, The first step I would recommend would be to get a quote. Have a look at http://www.elyfe.com/remodeling.html where you can get some free quotes from contractors in your area.
can i have an electric rocker switch in the bathroom
they adapt in there as it is normally cold and wet and slugs like cold wet places.
Your webkinz could get moldy if you get it wet in real life. Look on the tag and it could be machine washable