A compendium of the course of chemical instruction in the Medical Department of the University of Pennsylvania / by Robert Hare.
- Robert Hare
- Date:
- 1834
Licence: Public Domain Mark
Credit: A compendium of the course of chemical instruction in the Medical Department of the University of Pennsylvania / by Robert Hare. Source: Wellcome Collection.
Provider: This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)
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![Page The worst radiators are the best reflectors, and the best radiators are the worst reflectors; since the arrangement of particles, which is favoura- ble for radiation, is unfavourable for reflection, and vice versa - 51 Radiation of cold - - - - - -52 On the means of 'producing Heat, or in other words, of evolving Caloric - - - - - - 53 Of the solar rays as a source of heat - - - - - 53 Sensible heat evolved by electricity - • - - - 53 57. —Application of an electrophorus to the ignition of hydrogen gas, gene- rated in a self-regulating reservoir - - - - - 54 58. —Ignition by galvanism - - - - - • -54 Galvanic apparatus for lighting a lamp - - - - - 54 59. —Galvano ignition apparatus - - - - - - 55 Ignition by collision - - - - - - - 56 Heat produced by percussion - • - - - - 56 Heat produced by friction - - - - - - 56 60. —Glass so heated by the friction of a cord, as to separate into two parts, on being subjected to cold water - - - - - 56 Ignition by attrition - - - - - - -57 Heat produced by combination - - - - - 57 Experimental illustration - - - - - - -57 61. —Boiling heat produced in alcohol, by the mixture of sulphuric acid with water .........58 Solution the means of producing heat or cold - - - - 58 Heat produced by mechanical action inducing chemical decomposition 58 Heat produced by condensation experimentally illustrated - - 58 62. —Experimental illustration - - - - - - 59 Of fermentation, as a source of heat - - - - - 59 Of vitality, as a source of heat - - - - - - 59 On the means of exciting or supporting Heat for the purposes of Chemistry - - - - - . -60 63. —Experimental illustration - - - - - - 60 Of bellows, and of forge fires - - - - - - 60 64. —Lamp without flame ...... - 61 65. —Of the mouth blowpipe ...... -61 66. —An account of the hydrostatic blowpipe - - - - - 61 Explanation of the figure - - - - - . -63 Of the enameller's lamp - - - - . . -63 67. —Of the hydro-oxygen or compound blowpipe - - - - 64 Engraving and description of an improved compound blowpipe and its appendages ------..64 Means of producing Cold or of rendering Caloric La- tent - - - - _ _ -65 68. —Cold by vaporization - . . . . . - 65 Water frozen by boiling ether - - - . . - 66 69. —Congelation of water in an exhausted receiver, by the aid of sulphuric acid 66 70. —Improved apparatus for freezing water by the aid of sulphuric acid - 67 Of the freezing of mercury by the vaporization of ice - - 68 71. —Wollaston's cryophorus - - - . . . - 68 72. —Large cryophorus - . . . . . - 68 Chemical combination as a cause of cold - - - . - 68 Table of freezing mixtures - . . . . - 69 Frigorific mixtures without ice - - . . - 69 Frigorific mixtures with ice - . _ _ - 70 Of the three states in which caloric exists in nature - - - 70 On Light, or the Medium of Vision - - - 71 Of the sources of light 7] 73. —Refraction of Light - . . . Difference between the refracting influence of a triangular prism, and of a plate or pane of glass - . . s v ' ^](https://iiif.wellcomecollection.org/image/b21126483_0012.jp2/full/800%2C/0/default.jpg)


