An amenity block. / A free-standing public toilet. / A block of dissolvable material attached to the inner rim of a toilet to deodorize and disinfect it on each flush.

plural of toilet block

plural of quarter block

plural of quartering block

plural of jewel block

plural of span block

plural of block dump

plural of block of flats

plural of block copolymer

plural of block macromolecule