argon
The American Dictionary and Cyclopedia · 1910 · p. 31
A new constituent of the atmosphere discovered in 1894 by Lord Rayleigh and Prof. Ramsay. It is po ibly a triatomic form of nitrogen.
Bu kavram başka kaynaklarda da geçiyor
A Dictionary of Scientific Terms (1927)
Adair's new Encyclopedia (1923)
Hawkins' Electrical Dictionary (1915)
Chamber's Twientieth Century Dictionary (1908)
A Classical Dictionary (1904)
Pears Shilling Cyclopedia (1898)
The Student's Medical Dictionary (1896)
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