because the trick in this case takes place in the cups, not the kettle, there is no real need to control the flow. the first two feature the pipes and the last features the fiddle. however, as the freight train passed this advanced warning signal, the crash investigation found that the train was traveling at ;  faster than the  speed limit for this stretch of track. he stated that, "it is not right for mine to leave cinema and be busy with anything else right now. 