a flush toilet , for example , for use in a recreational vehicle comprises two main plastic mouldings , one of which includes the toilet bowl and the other of which forms a &# 34 ; shell &# 34 ; or outer housing in which the bowl is supported so that the bowl outlet is located in an internal space defined by the shell . in accordance with the invention , the toilet is provided with a flushing mechanism that includes a bowl rinse nozzle adjacent the rim of the bowl and an internal rinse nozzle for rinsing the walls of the internal space and flushing mechanism within the outer shell . this reduces the risk of odours developing from contamination of the shell and also means that the shell is relatively clean inside in the event that servicing of the toilet is required .