http://pt.wikipedia.org/wiki/Anidro
http://pt.wikipedia.org/wiki/%C3%81cido_c%C3%ADtrico
http://pt.wikipedia.org/wiki/%C3%81cido_carbox%C3%ADlico
http://www.freepatentsonline.com/20060029939.html ;)))))
EXXONMOBILE......I'M SORRY FOR THE INCONVENIENCE...;))
"BITTER SALT", ISN'T IT????
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