For some time past I have given considerable attention to the disposal of sputum, and the idea has very strongly impressed itself on me that we are altogether too careless in disposing of this dangerous factor as regards health, especially in workshops where large numbers of persons are employed and in conjunction with hotels, saloons, barber shops, railway stations, public buildings, etc.
Signs will be found displayed in almost every town and city of the United States which caution persons not to spit on the floor, but in cuspidors, even invoking legal penalties for failure to observe the injunction. Yet the methods for the disposal of the contents of these receptacles are very faulty in a good many instances.
Persons with incipient and ill-defined cases of tuberculosis, as well as those suffering from this disease in its later stages, during their daily ambulations and at work at their respective vocations