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Re: Lemon-juice messagePosted by Victoria S Dennis on October 01, 2009 at 17:04In Reply to: Lemon-juice message posted by Ellen So on October 01, 2009 at 15:17: : Why do people say 'lemon-juice message' and 'eggness'? Do they? In what context? I know that you can use lemon juice as "invisible ink" - you can't see what has been written until you heat the paper or paint it over with iodine. So a
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