 | Ralph Griffiths, G. E. Griffiths - Books - 1775 - 664 pages
...mercury will be forced, fays the Author, ' through the pores of the wood in form of a beautiful £hower; which, if the receiver be clear, and the weather be dry, will appear luminous in a dark chamber.' — But mercury has no phofphorine quality, either in the common or in rarefied air. In the infancy... | |
 | John Badcock - Card games - 1820 - 222 pages
...the neck of an open receiver, and pour mercury over it. After a few strokes of the pump the pressure of the air on the mercury will force it through the pores of Hie wood in form of a bountiful shower. If the receiver be clear and free from spots and dust, and... | |
 | William Enfield (M.A.) - Amusements - 1821 - 302 pages
...neck of an open receiver, and pour mercury over it. — After a few strokes of the pump, the pressure of the air on the mercury will force it through the pores of the wood in form of a beautiful shower: which, if the receiver be clear and the weather be dry, will appear luminous in a dark chamber.... | |
 | Endless amusement - Fireworks - 1820 - 232 pages
...the neck of an open receiver, and pour mercury over it. After a few strokes of the pump, the pressure of the air on the mercury will force it through the pores of the wood in the form of a beautiful shower. If you take care that the receiver is clear and free from spots or... | |
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Mercurial Shower. CEMENT a piece of wood into the lower part of the neck of an open receiver, and pour mercury over it. After a few strokes of the pump the pressure of the air on the • Halo, a circle ofliifUt round the sun. 