Here's an inexpensive alternative to the usual way wall partitions are built. Instead of framing up, then insulating with fiberglass and covering with sheetrock, the wall cavities are filled with a mixture of straw and clay (known as "cob"). The wall is formed up in sections.
Easiest way to remove wallpaper ever! 1/3 cup white vinegar, 4 cups water, scrapper and 5 mins!!!!!....... Oh My Goodness, I JUST finished my 1/2 bath using this technique...(didn't measure)... I can't say enough about how easy it was! Forget the steamer!!!!! WOW! Thanks to the girl who first posted this idea!