Acid Free (Paper): The use of this term varies from the logical definition of the individual words to a wide variety of standards – always have a company explain their definition See Also Archival webpage. Having no acidity and no residual acid-producing chemicals. Below is a definition from “Preserving Family Keepsakes Do’s and Don’ts”, Ilene Chandler Miller, 1996:

“Any paper that contains an alkaline (pH higher than 7 or an absence of acid) base and is often lignin-free.”

Acid Transfer: The act of acid migrating from one object or item to another.  See Also Archival webpage.

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For other writing, printing, publishing, marketing lingo, check our glossaries at
http://www.gregathcomany.com/info/dictionary and
http://www.gregathcompany.com/info/dictionary/writers.html

Run across a word that you don’t understand?  Try us – contact us with your word, term or phrase and we will see if we can shed some light on the matter!

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