 The bulb is therefore heated, when the air within expands, and a portion escapes in bubbles through the mercury. On cooling, the pressure of the external atmosphere forces a quantity of mercury through the tube into the bulb. By repeating this operation...  A Text-book of physiology - Page 271by Isaac Ott - 1904 - 563 pagesFull view - About this book
 | Charles Caspari - 1901 - 804 pages
...tube of uniform bore, hermetically sealed at the upper end and terminating l>elow in a bulb of glass. The bulb and a portion of the tube are filled with mercury (in some cases with colored alcohol or toluene), and the whole is provided with a graduated scale for... | |
 | 1903 - 758 pages
...determined by the thermometer, which is a glass tube having a small bulb blown upon the lower end. The bulb and a portion of the tube are filled with mercury, the upper end being closed, after boiling the mercury, to expel the air. The tube is attached firmly to... | |
 | 1903 - 782 pages
...determined by the thermometer, which is a glass tube having a small bulb blown upon the lower end. The bulb and a portion of the tube are filled with mercury, the upper end being closed, after boiling the mercury, to expel the air. The tube is attached firmly to... | |
 | Charles Caspari - 1906 - 842 pages
...tube of uniform bore, hermetically sealed at the upper end and terminating Mow in a bulb of glass. The bulb and a portion of the tube are filled with mercury (in some cases with colored alcohol or toluene), and the whole is provided with a graduated scale for... | |
 | Isaac Ott - 1907 - 852 pages
...used. It consists of a capillary glass tube, at the end of which is blown a bulb. Both the bulb and portion of the tube are filled with mercury. The expansion...division is known as the Centigrade scale. In England, Holland, and North America the Fahrenheit scale is used. Its stem is divided into two hundred and twelve... | |
 | Henry Smith Carhart - 1910 - 644 pages
...tube of uniform bore, at one end of which is blown a bulb, either spherical or cylindrical (Fig. 242). The bulb and a portion of the tube are filled with mercury. Small changes in the volume of the mercury in the bulb due to changes of temperature show themselves... | |
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