http://www.defense.gov/news/newsarticle.aspx?id=129135&source=GovDelivery
color blind security officers will appreciate them general information - never crossed my mind that this problem might exist -- You received this message because you are subscribed to the Google Groups "massfire" group. To unsubscribe from this group and stop receiving emails from it, send an email to massfire+unsubscr...@googlegroups.com. To post to this group, send email to massfire@googlegroups.com. Visit this group at http://groups.google.com/group/massfire. For more options, visit https://groups.google.com/d/optout.