The Principles of hygieneW.B. Saunders, 1901 - 495 pages |
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Page 22
... dangerous occupations . 3. Heredity . - Hereditary influences are such as act from within the body , and are , therefore , non - preventable . The influence of heredity is shown in the greater prev- alence of certain diseases in one ...
... dangerous occupations . 3. Heredity . - Hereditary influences are such as act from within the body , and are , therefore , non - preventable . The influence of heredity is shown in the greater prev- alence of certain diseases in one ...
Page 28
... danger to health or how to render them least objectionable . Hygiene may be subdivided into several departments relating to the scope of its application , as public or general , military , naval , personal , municipal , school , and ...
... danger to health or how to render them least objectionable . Hygiene may be subdivided into several departments relating to the scope of its application , as public or general , military , naval , personal , municipal , school , and ...
Page 41
... winds are bracing ; but cold winds are penetrat- ing , and are considered dangerous to persons of delicate constitution . Clouds . When the condensed moisture of the air collects as fog in the lower strata and rises into CLOUDS . 41.
... winds are bracing ; but cold winds are penetrat- ing , and are considered dangerous to persons of delicate constitution . Clouds . When the condensed moisture of the air collects as fog in the lower strata and rises into CLOUDS . 41.
Page 54
... danger from dust particles is overcome by special arrangements , by means of which the dust is extracted from each machine and is removed by a special flue by means of a strong current of air . Examination of the Air by the Senses ...
... danger from dust particles is overcome by special arrangements , by means of which the dust is extracted from each machine and is removed by a special flue by means of a strong current of air . Examination of the Air by the Senses ...
Page 57
... dangerous , if not entirely harmless . In all the specific zymotic diseases , but especially in typhus fever , light and oxygen are the greatest enemies to the disease . Effects of Air Vitiated by Combustion . - Generally speaking , the ...
... dangerous , if not entirely harmless . In all the specific zymotic diseases , but especially in typhus fever , light and oxygen are the greatest enemies to the disease . Effects of Air Vitiated by Combustion . - Generally speaking , the ...
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