Acid Free Paper Revision as of 14:02, 30 October 2007 by Illyanadmc (Talk | contribs)
Revision as of 14:02, 30 October 2007 by Illyanadmc (Talk | contribs)
From The Giant: The Definitive Obey Giant Site
Acid free paper has a neutral pH which gives the paper archival qualities (500+ years). Paper made from a wood based pulp without the lignin (acid) removed will deteriorate and yellow over time. Removal of the naturally occurring acids found in wood pulp using a bicarbonate stablizes the paper. Obey Giant uses acid free paper for printing.
This is the symbol for acid free paper:
