 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...  The Conquest of Nature - Página 220de Henry Smith Williams - 1912 - 325 páginasVista completa - Acerca de este libro
 | Sir Humphry Davy - 1812 - 352 páginas
...thirtieth or fortieth part of an inch), a bright spark was produced, and more than half the volume of the charcoal became ignited to whiteness, and by withdrawing...took place through the heated air, in a space equal at least to four inches, producing a most brilliant ascending arch of light, broad, and conical in... | |
 | John Mason Good - 1819 - 482 páginas
...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 a spare equal at least to four inclie.«, producing a most brilliant... | |
 | John Mason Good - 1813 - 480 páginas
...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 to»k place through the heated air, in a spare equal at least to four inches, producing a most brilliant... | |
 | William Shepherd, Jeremiah Joyce, Lant Carpenter - 1815 - 598 páginas
...thirtieth or fortieth part of an inch), a bright spark was produced, and more than half the volume of the charcoal became ignited to whiteness; and by withdrawing...took place through the heated air, in a space equal at least to four inches, producing a most brilliant ascending arch of light, broad, and conical in... | |
 | Edward T W. Polehampton - 1815 - 688 páginas
...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...took place through the heated air, in a space equal at least to four inches, producing a most brilliant ascending arch of light, broad, and conical in... | |
 | Edward T W. Polehampton - 1815 - 712 páginas
...fortieth part of an inch), a bright spark was produced, and more thau half the volume of the char. coal became ignited to whiteness ; and by withdrawing the...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, and conical in... | |
 | Edward Polehampton - 1815 - 710 páginas
...half the volume of the char, coal became ignited to whiteness ; and by withdrawing the point* froui each other, a constant discharge took place through the heated air, in a space equal at leust to four inches, producing a most brilliant ascending arch of light, broad, and conical in... | |
 | Sir Richard Phillips - 1816 - 316 páginas
...thirtieth or fortieth part of an inch,) a bright spark was produced, and more than half the volume of the charcoal became ignited to whiteness ; and by withdrawing...took place through the heated air, in a space equal at least to four inches, producing a mmt brilliant ascending arch of light, broad and conical in form... | |
 | Jared Sparks, Edward Everett, James Russell Lowell, Henry Cabot Lodge - 1819 - 476 páginas
...and brought very near each other, a bright spark was produced, and more than half the volume of the charcoal became ignited to whiteness, and, by withdrawing...took place through the heated air, in a space equal at least to four inches, producing a most brilliant ascending arch of light, broad and conical in the... | |
 | Sir Richard Phillips - 1821 - 768 páginas
...part of an iuch) a 'bright spark is produced, and more than half -the volume of the charcoal becomes ignited to whiteness ; and, by withdrawing the points from each other, a constant discharge takes place through the heated air, in a space equal at least to four inches, producing a most brilliant... | |
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