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" ... does, whereas one gas burner will consume as much oxygen and give out as much carbonic acid as five or six men, or even more. This is why it is commonly considered that gas is more injurious than lamps or candles... "
Dwelling Houses: Their Sanitary Construction and Arrangements ... - Seite 53
von William Henry Corfield - 1880 - 156 Seiten
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Van Nostrand's Engineering Magazine, Band 22

1880
...pipe leading from the middle of the reflector, and immedietely over the flame. Of course Hackinnell's ventilator requires a cover to keep out the rain,...that gas is more injurious than lamps or candles, aiid so it is when the quantities of light are not compared, but with the same quantity of light, gas...
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The Kansas City Review of Science and Industry, Band 3

1880
...well ventilated. This brings us naturally to say a little about lighting. Candles, lamps and gas make the air impure. It is calculated that two sperm candles,...that gas is more injurious than lamps or candles, and so it is when the quantkies of light are not compared, but with the same quantity of light, gas...
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The Laws of Health

William Henry Corfield - 1880 - 156 Seiten
...mortality from consumption among these people. It is found that two hard candles, or one good oil lamp, consume as much oxygen and give out as much carbonic acid as one man, so that a man sitting in a room with two candles requires twice as much air as he would were...
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Van Nostrand's Engineering Magazine, Band 25

1881
...that two sperm candles, or one good oil lamp, render the air about as impure as one man's respiration does, whereas one gas burner will consume as much...commonly considered that gas is more injurious than lamps and candles, and so it is, when the quantities of light are not compared ; but with the same quantity...
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THE SANITARY RECORD A MONTHLY JOURNAL OF PUBLIC HEALTH AND THE PROGRESS OF ...

ERNEST HART - 1882
...that two sperm candles, or one good oil lamp, render the air about as impure as one man's respiration does, whereas one gas burner will consume as much...commonly considered that gas is more injurious than lamps and candles, and so it is, when the quantities of light are not compared ; but with the same quantity...
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The exhibition record, a descriptive account of the principal exhibits ...

International health exhibition, 1884 - 1882
...that two sperm candles, or one good oil lamp, render the air about as impure as one man's respiration does, whereas one gas burner will consume as much...commonly considered that gas is more injurious than lamps and candles, and so it is, when the quantities of light are not compared; but with the same quantity...
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Technical School and College Building: Being a Treatise on the Design and ...

Edward Cookworthy Robins - 1887 - 244 Seiten
...sperm candles, or one good oil lamp, render the air about as impure as one man's respiration docs, whereas one gas burner will consume as much oxygen...considered that gas is more injurious than lamps or candles ; and so it is, when the quantities of light are not compared ; but with the same quantity of light,...
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The English Home

Sir Banister Fletcher, Herbert Phillips Fletcher - 1910 - 392 Seiten
...eighteenth century, but since then its manufacture has been much improved, although it has been stated that one gas burner will consume as much oxygen and give out as much carbonic acid as six men. Gas is supplied at varying pressures, and hence it is advisable to have a Governor fixed near...
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Architectural Hygiene; Or, Sanitary Science as Applied to Buildings ...

Sir Banister Fletcher - 1911 - 284 Seiten
...lime process of purification, however, alleviated this nuisance, and allowed the use of naked flames. One gas burner will consume as much, oxygen and give out as much carbonic acid as six men. Illumination. — The standard method of measuring the power of illuminating by gas is a spermaceti...
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Architectural Hygiene; Or, Sanitary Science as Applied to Buildings. A Text ...

Sir Banister Fletcher - 1921 - 284 Seiten
...lime process of purification, however, alleviated this nuisance, and allowed the use of naked flames. One gas burner will consume as much oxygen and give out as much carbonic acid as six men. Illumination. — The standard method of measuring the power of illuminating by gas is a spermaceti...
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