How do you seal an underground house?

Question

How do you seal and underground house? Tar? Or is there some special sealer? http://econfuels.blogspot.com/

Answer 1

Planning to get rid of something ? ;) ;) ;)

Answer 2

You use plastic membrane (similar to the one for ponds). Stop weeds and damp.

Answer 3

I would guess that you would dig a big hole first then shore it up with a thick layer of concrete then you would build your house in and on that!

Answer 4

What do you know that we don't..........?