History
Sodium (English, soda) has long
been recognized in compounds, but was not isolated until
1807 by Sir Humphry Davy through the electrolysis of
caustic soda. In Medieval Europe a compound of sodium
with the Medieval Latin name of sodanum was used as a
headache remedy. Sodium's symbol, Na, comes for then
neo-Latin name for a common sodium compound named
Natrium, which comes from the Greek nítron,
a kind of natural salt.
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GLASS MANUFACTURING
Sodium is used to make glass. You know that
silicon makes up most of glass. In the
process of making glass sodium is often used
as well. |
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PAPER MANUFACTURING
The next time you write on a piece of paper
you should know that sodium is used to make
that paper. Paper is originally from trees.
Before it gets to you a lot of chemicals are
used to get it ready. Sodium is one of the
elements used.
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TABLE SALT
When you sit at the table for dinner look
for the salt shaker. Sodium and chlorine
combine to make salt. If you look at the
salt very closely you can see that they make
little crystals. Those crystals look like
little cubes. The shape is partially because
of sodium. |
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DEVELOPING SOLUTION
When you pictures to be
developed the company uses different liquids
to make the pictures appear. Sodium is in
some of those solutions. |
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FERTILIZER
Sodium is a very important element in
fertilizers. Farmers use a lot of fertilizer
to make sure their crops grow well. You
parents might even use fertilizers in their
garden. |
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