The Principles of hygieneW.B. Saunders, 1901 - 495 pages |
From inside the book
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Page 74
... steam pipes , or by gas - burners in a ventilating shaft . Whatever be the source of heat , it is best to place it at the bottom of the shaft , and not at the top . In places where a central lighting arrangement is adopted , as in the ...
... steam pipes , or by gas - burners in a ventilating shaft . Whatever be the source of heat , it is best to place it at the bottom of the shaft , and not at the top . In places where a central lighting arrangement is adopted , as in the ...
Page 76
... steam , wind , water , or electric power . The amount of air delivered can be calculated by taking the velocity of revolution of the extremities of the fan ; three - fourths of this equals the velocity of the air , this allowance being ...
... steam , wind , water , or electric power . The amount of air delivered can be calculated by taking the velocity of revolution of the extremities of the fan ; three - fourths of this equals the velocity of the air , this allowance being ...
Page 77
... steam pipes . This is the method now commonly employed in the ventilation of large buildings . The whole of the air - supply , in a scheme of artificial ventilation , ought to be admitted to the chamber to be ventilated at the required ...
... steam pipes . This is the method now commonly employed in the ventilation of large buildings . The whole of the air - supply , in a scheme of artificial ventilation , ought to be admitted to the chamber to be ventilated at the required ...
Page 83
... may receive its heat from steam or hot water warmed in some other portion of the premises and con- veyed in pipes . The general principles of heating are the same in each case , but in the case. HEAT SUPPLIED BY RADIATING SURFACES . 83.
... may receive its heat from steam or hot water warmed in some other portion of the premises and con- veyed in pipes . The general principles of heating are the same in each case , but in the case. HEAT SUPPLIED BY RADIATING SURFACES . 83.
Page 84
... steam or hot - water radiators . The heat is carried away from the heated surface partly by radiation , in which case the heat passes in straight lines in all directions and is absorbed by the bodies of persons , by the furniture and ...
... steam or hot - water radiators . The heat is carried away from the heated surface partly by radiation , in which case the heat passes in straight lines in all directions and is absorbed by the bodies of persons , by the furniture 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