 | Sir Humphry Davy - 1812 - 352 pages
...inch in diameter, were brought near each other (within the thirtieth or fortieth part of an inch), a bright spark was produced, and more than half the...of the charcoal became ignited to whiteness, and by withdrawing the points from each other a constant discharge took place through the heated air, in a... | |
 | John Mason Good - 1819 - 482 pages
...were brought near ,ii iilber (nithintlie thirtieth or fortieth part of an inch), a bright spark vt as produced, and more than half the volume of the charcoal became ignited to whiteness , and by withdrawing the points from each other, a constant discharge look pluce through the heated air, in... | |
 | John Mason Good - 1813 - 480 pages
...inch in diameter were brought near cncb other (nilhin the thirtieth or fortieth part of an inch), я bright spark was produced, and more than half the volume of the chnrcoal became ignited to whiteness ; and by withdrawing the points from each other, a constant discharge... | |
 | William Shepherd, Jeremiah Joyce, Lant Carpenter - 1815 - 598 pages
...inch in diameter, were brought near each other (within the thirtieth or fortieth part of an inch), a bright spark was produced, and more than half the...of the charcoal became ignited to whiteness; and by withdrawing the points from each other, a constant discharge took place through the heated air, in... | |
 | Edward Polehampton - 1815 - 710 pages
...inch in diameter were brought near each other (within the thirtieth part or fortieth part of an inch), a bright spark was produced, and more than half the volume of the char, coal became ignited to whiteness ; and by withdrawing the point* froui each other, a constant... | |
 | Edward T W. Polehampton - 1815 - 712 pages
...thau half the volume of the char. coal became ignited to whiteness ; and by withdrawing the points from each other, a constant discharge took place through the heated air, in a space equal at least to four inches, producing a most briU limit ascending arch of light, broad,... | |
 | Edward T W. Polehampton - 1815 - 688 pages
...inch in diameter were brought near each other (within the thirtieth part or fortieth part of an inch), a bright spark was produced, and more than half the volume of (he char, coal became ignited to whiteness ; and by withdrawing the points from each other, a constant... | |
 | Sir Richard Phillips - 1816 - 316 pages
...inch in diameter, were brought near each other (within the thirtieth or fortieth part of an inch,) a bright spark was produced, and more than half the...the charcoal became ignited to whiteness ; and by withdrawing the points from each other, a constant discharge took place through the heated air, in... | |
 | Jared Sparks, Edward Everett, James Russell Lowell, Henry Cabot Lodge - 1819 - 476 pages
...the positive and negative poles of the great battery of the Royal Institution, and brought very near each other, a bright spark was produced, and more...the charcoal became ignited to whiteness, and, by withdrawing the points from each other, a constant discharge took place through the heated air, in... | |
 | Andrew Ure - 1821 - 418 pages
...charcoal, about an inch long, and one-sixth of an inch in diameter, were brought within l-30th or l-40th of an inch of each other, a bright spark was produced,...constant discharge took place, through the heated air, in a space equal at least to four inches, producing a most brilliant ascending arch of light, expanded... | |
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When pieces of charcoal about an inch long and onesixth of an inch in diameter, were brought near each other (within the thirtieth or fortieth part of an inch) a bright spark was produced, and more than half the volume of the charcoal became ignited to... 
