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Neon sign
Neon – element number 10 on the periodic table – is an inert gas discovered by Sir William Ramsay in 1898. It is used in making neon advertising signs.
Neon – element number 10 on the periodic table – is an inert gas discovered by Sir William Ramsay in 1898. It is used in making neon advertising signs.
Pslawinski
Creative Commons
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