Elementary treatise on physics, experimental and applied : for the use of colleges and schools (1906)
Ganot, A. (Adolphe), 1804-1887, Atkinson, Edmund, 1831-1901, Reinold, A. W. (Arnold William), 1843-1921 · New York : Wood · leaf 25
ter or mercury may be forced through thepores of wood by replacing the leather in the above experiment by a discof wood cut perpendicular to the fibres. When a piece of chalk is thrown into water, air-bubbles at once rise tothe surface, in consequence of the air in the pores of the chalk… … Fig. 3 8 On Matter, Force, and Motion [13- The porosity of agate, flint, marble is evident from the fact that they arepenetrated by hquids such as oil ; on this, indeed, depends the artificialcoloration of these minerals. The porosity of gold was demonstrated by the celebrated Florentineexperiment…
Physics
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