The Principles of hygieneW.B. Saunders Company, 1914 - 525 pages |
From inside the book
Page 53
... substances - such as amins , ammo- nia , and volatile fatty acids . The solid impurities in air are various forms of dust , inorganic and organic ; the débris of vegetable and animal organisms , and living micro - organisms . Sources of ...
... substances - such as amins , ammo- nia , and volatile fatty acids . The solid impurities in air are various forms of dust , inorganic and organic ; the débris of vegetable and animal organisms , and living micro - organisms . Sources of ...
Page 54
... substances which are most hygroscopic ab- sorb most organic matter . The quantity of organic matter given off with the expired air has been estimated . Cornelly , Haldane , and Anderson found , in ten observa- tions , that the amount of ...
... substances which are most hygroscopic ab- sorb most organic matter . The quantity of organic matter given off with the expired air has been estimated . Cornelly , Haldane , and Anderson found , in ten observa- tions , that the amount of ...
Page 70
... substance of the walls and floors them- selves , but this interchange is insufficient to replenish the contained air , and provision must be made to supply the necessary amount of fresh air through openings in the walls , as doors ...
... substance of the walls and floors them- selves , but this interchange is insufficient to replenish the contained air , and provision must be made to supply the necessary amount of fresh air through openings in the walls , as doors ...
Page 90
... substance raises its temperature to an extent which depends upon the facility with which heat is con- ducted by the body and discharged from the other sur- face . It is noted that heat meets with three distinct classes of resistance in ...
... substance raises its temperature to an extent which depends upon the facility with which heat is con- ducted by the body and discharged from the other sur- face . It is noted that heat meets with three distinct classes of resistance in ...
Page 98
... substances derived from the air through which it has fallen as rain or snow , and from the soil over and through which it has passed . The nature and quantity of the mineral salts dissolved out of the soil by water are dependent upon ...
... substances derived from the air through which it has fallen as rain or snow , and from the soil over and through which it has passed . The nature and quantity of the mineral salts dissolved out of the soil by water are dependent upon ...
Common terms and phrases
acid ammonia amount animal apparatus bacillus bacteria blood body calories carbolic acid carbon dioxid cause cent centimeters chemical chlorid cholera climate clothing contained cubic meters death-rate deaths diet digestion diphtheria disinfection dust effects employed especially filter filtration fleas formaldehyd frequently fresh air grams Gynecology heat hygienic immunity important impurities increased infection infectious diseases influence injurious inspection Isolation and disinfection kilograms locality malaria Marine-Hospital Service meat method milk mosquitoes nature necessary nitrogen Obstetrics obtained organic matter oxygen parasites passengers patient persons pipe plague poisonous polluted port prevent produced proteid Public Health purification quantity quarantine quarantine officer quarantine station rats regulations removed salts sanitary scarlet fever serum sewage small-pox soil solution steam substances sulphur dioxid supply surface tank temperature tion tuberculosis typhoid fever United vaccination vegetable ventilation vessel weight yellow fever
Popular passages
Page 457 - Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled.
Page 453 - An act granting additional quarantine powers and imposing additional duties upon the Marine Hospital Service...
Page 499 - Treasury, necessary to prevent the introduction of contagious or infectious disea-ses into the United States from foreign countries or into one State or Territory or the District of Columbia...