Well, though they're transparent when not in use ... you can make out some defining features of the bathroom interior, so maybe it's not best suited to modest types anyway. The bathrooms were ...

Scientists have synthesised the first transparent sample of a popular industrial ceramic at DESY. The result is a super-hard window made of cubic silicon nitride that can potentially be used under ...

The F3 House resembles a three-story industrial greenhouse ... its entire envelope is completely transparent. At street level there is a large garage and a compact toilet hidden behind the ...