INDUSTRIAL PROBLEMS OF HEALTH 



395 



3. Gases and fumes 



Effects Removal 



Trying to lungs Prevention 



Poisonous to whole system 



4. Dust 



Occupations in which dust is a menace 



Kinds and effects 

 Cover lung lining 

 Scratch lining 

 Infection 

 Fatigue 



Contrasted with nutritional 



exhaustion 

 Evidence of poisonous effect 

 Relation of pace to removal 

 of wastes 

 Hours of work 

 Relation to health 

 Public regulation 



To preserve the vigor of 



the race 

 To protect the public 

 Mental-health conditions 

 Effect of irregularity of 

 employment 

 On physical well-being 

 On mental state (worry) 



Reducing the danger 

 Change operations 

 Draw off dust 

 Respirators 



Wasteful management of work 

 Dangers of excessive fatigue 

 Accidents increase 

 Organism deteriorates 

 Importance of rest and sleep 



Relation to citizenship 

 Relation to production 

 Days of rest 



Annoyances of various kinds 

 Importance of harmony 

 Between workers 

 Between worker and manager 

 Between worker and work 



Effects of fears 

 8. Accidents 



More numerous in the United States than in other countries 

 Proportion of fatalities more numerous 

 Accidents are preventable in great degree 

 Causes 



Heavy and intricate 



machinery 

 Complex processes 

 Dangerous materials 

 Exposed belts and other 



moving parts 

 Slippery floors 

 Unguarded openings 



Worn or loose parts 



Dark and obstructed passages 



High speed of work 



Overwork 



Poor physical conditions in plant 



Poor home conditions 



Individual carelessness 



Inconsiderateness 



