The Principles of hygieneW.B. Saunders, 1901 - 495 pages |
From inside the book
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Page 31
... volume ; oxygen , 20.76 parts ; argon , I part ; carbon dioxid , 0.04 part ; a trace of ammonia ; traces of nitrous and nitric acids ; small amounts of ozone ; vary- ing proportions of aqueous vapor ; and traces of several recently ...
... volume ; oxygen , 20.76 parts ; argon , I part ; carbon dioxid , 0.04 part ; a trace of ammonia ; traces of nitrous and nitric acids ; small amounts of ozone ; vary- ing proportions of aqueous vapor ; and traces of several recently ...
Page 40
... volume of air ex- pressed in grams per cubic meter . It varies with the temperature , and it may be computed from the readings . of the wet and dry - bulb thermometers by the use of tables . Relative Humidity . - Complete saturation of ...
... volume of air ex- pressed in grams per cubic meter . It varies with the temperature , and it may be computed from the readings . of the wet and dry - bulb thermometers by the use of tables . Relative Humidity . - Complete saturation of ...
Page 49
... volume of the expired air is from one - fiftieth to one - fortieth less than that taken in at the corresponding inspiration . ( 2 ) The temperature is raised , as a rule , to that of the blood . ( 3 ) Owing to this rise in the ...
... volume of the expired air is from one - fiftieth to one - fortieth less than that taken in at the corresponding inspiration . ( 2 ) The temperature is raised , as a rule , to that of the blood . ( 3 ) Owing to this rise in the ...
Page 55
... volume of carbon dioxid per 1000 volumes of air . The proportion of organic matter can only be deter- mined indirectly , either by estimating the amount of oxygen required for its oxidation , or by determining the amount of nitrogenous ...
... volume of carbon dioxid per 1000 volumes of air . The proportion of organic matter can only be deter- mined indirectly , either by estimating the amount of oxygen required for its oxidation , or by determining the amount of nitrogenous ...
Page 56
... volume per 1000 volumes of air being fatal to dogs . The chronic effects produced by the inhalation of small quan- tities are depression , digestive disturbances , and anemia , with narcotic or convulsive symptoms in more acute and ...
... volume per 1000 volumes of air being fatal to dogs . The chronic effects produced by the inhalation of small quan- tities are depression , digestive disturbances , and anemia , with narcotic or convulsive symptoms in more acute and ...
Common terms and phrases
ammonia amount animals antitoxin bacillus bacteria baggage bichlorid of mercury Board of Health body boiling calories carbolic acid carbon dioxid cargo cause cent centimeters cholera clean Clinical Cloth color contained cubic centimeters cubic meters death-rate deaths diet digestion diphtheria discharged disinfection dust Edition effects epidemic exposure filter filtration Fomites formaldehyd fresh air grams heat Hospital hygienic immunity important impurities infected infectious diseases influence inspection kilograms liters means meat Medical Medicine method milk mosquitoes nature nitrogen octavo organic matter oxygen passengers persons pipe polluted port prevent produced Professor proteid purification quarantine quarantine officer regulations removed salts sanitary scarlet fever sewage small-pox soil solution of bichlorid steam steerage substances sulphur dioxid supply surface Surgery tank temperature Text-Book tion tuberculosis typhoid fever typhus fever United vaccination vegetable ventilation vessel water-supply weight yellow fever