Wednesday, October 06, 2010

How Do Flat Irons Work?

Have you ever wondered what makes ceramic flat irons work? How does this little device cause frizzy, flyaway, dull hair to appear lay flat, and to appear shiny, smooth,  and glossy?  The ceramic flat iron is a wonderful little technological marvel that combines electrical, thermal, and mechanical forces to help straighten and smooth hair. 

Electrical Forces Help Your Hair Not To Be Flyaway
The flat iron can help your hair not be be flyaway.  Flyaway hair happens because hair in its natural state tends to hold a positive static charge which make it flyaway.  The ceramic plates hold a negative electrical charge (sometimes referred to as "negative ions"). This negative charge on the flat iron plates counteracts the positive charge on hair to make the hair lay flat. 

Thermal Forces Help To Straighten Your Hair
The flat iron can help temporarily straighten curly or wavy hair. The thermal force, or heat, of the flat iron causes the protein bonds in the hair to temporarily restructure and straighten as the flat iron is pulled through the hair. 

Mechanical Forces Help Make Your Hair Smooth and Shiny
Hair that has been damaged by chemical treatments such as perms, relaxers, and coloring, or even harsh shampoos, will tend to look dull and dry.  This is because harsh chemical treatments, in order to work, have to open up the cuticules on the hair shaft.  The cuticules on the hair shaft normally lay flat, but when they are opened up, the hair appears dull and dry.  The mechanical force of the flat iron, which happens when you squeeze the two sides together and run it through your hair, helps to re-align the cuticles of the hair shaft in a downward direction, helping to restore the smoothness and shine of your hair.

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