 One-half of 1 per cent of carbon dioxide in normal air causes a slight and unnoticeable increase in the ventilation of the lungs; that is, a man exposed to one-half of 1 per cent of carbon dioxide will breathe a little deeper and a little faster than...  Miners' Circular - Side 51928Uten tilgangsbegrensning - Om denne boken
 | United States. Bureau of Mines - 1923 - 48 sider
...unnoticeable increase in the ventilation of the lungs; that is, a man exposed to one-half of 1 per cent of carbon dioxide will breathe a little deeper and...ventilation will be increased about 50 per cent; if there is 3 per cent, the lung ventilation will be increased about 100 per cent; 5 per cent causes about... | |
 | George Martin Kober, Emery Roe Hayhurst - 1924 - 1264 sider
...unnoticeable increase in the ventilation of the lungs, that is, a man exposed to J-^ of 1 per cent, of carbon dioxide will breathe a little deeper and...ventilation will be increased about 50 per cent. ; if there is 3 per cent, the lung ventilation will be increased about 00 per cent.; 5 per cent, causes... | |
 | 1919 - 1294 sider
...one-half of 1 per cent of carbon dioxide will breathe a little deeper and a little faster than when^in pure air. If there is 2 per cent of carbon dioxide...ventilation will be increased about 50 per cent; if there is 3 per с ont, the lung ventilation will be increased about 100 per cent; 5 per cent causes... | |
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