Show new danger signal sie nai french newspapers are suggesting a new system for the prevention of marine accidents which proposes to place strongly smelling chemicals in floating receptacles to be attached to the existing light buoys and bell buoys cliffs and dangerous shoals are very often hidden by thick fog which does docs not allow light to penetrate nor sound round to be heard until too late while the strong smell of some chemical substances would wonia be carried far away and would indicate to the seafarer with a keen olfactory sense at great distance that he is nearing a dangerous coast |