280 MAN'S IMPROVEMENT OF HIS ENVIRONMENT 



8. Why, in moving into a new apartment, should the tenant 

 insist on complete renovation? 



9. What method of heating is best and why? Explain fully. 



10. Give three rules which will help prevent insect pests in an 

 apartment. 



11. Why is illuminating gas a dangerous friend at times? 



12. Give three good school luncheon menus and tell why they are 

 good. 



13. In what respects is factory inspection biological? 



14. Why should foods be regularly inspected in a city? 



15. How is our city milk supply safeguarded? (See your 

 Sanitary Code.) 



16. Show three ways in which a city may protect its water 

 supply. 



17. To what extent might a filter attached to a faucet be useful ? 

 Why would it not be likely to be effective against germs? 



18. Why is typhoid fever considered a country rather than a 

 city disease? 



19. What is the work of the department of street cleaning? 

 How can you help in this work? 



20. What is immunity ? 



21. What is the theory underlying the practice of vaccination? 

 How does this treatment differ from the antitoxin treatment for 

 diphtheria? 



22. What is the method of vaccination for typhoid ? Has this 

 method proved of value ? 



23. How may you cooperate with the department of health in 

 your city? 



Rbfbeence Books 



Hunter, Civic Biology, Chap. XXIV. American Book Company. 



Hunter, Elements of Biology, pp. 317-428. American Book Company. 



Hunter, Essentials of Biology, Chap. XXIX. American Book Company. 



Allen, Civics and Health. Ginn and Company. 



Allen, The Man of Perfect Health. World's Work, July, 1909. 



Andrews, The White Peril. White Peril Company, Danbury, Conn. 



Annual Report of Department of Health, City of New York (and other cities). 



A War on Consumption. Metropolitan Life Insurance Company. 



Banks, The Problems of Youth. Funk and Wagnalls Company. 



Barry, Hygiene of the Schoolroom. Silver, Burdett and Company. 



