I've eat 1 -2 days old sandwiches of peanut butter and a lot of other things (ham, chiken, chocolate, cheese...) without problems ;) 15-20 hours is not too much. I think, only raw eeg could be unsafe.
Part of the Smart grid glossary: The International Telecommunication Union (ITU) is an agency of the United Nations (UN) whose purpose is to coordinate telecommunication operations and services throughout the world. Originally founded in 1865, as the International Telegraph Union, the ITU is the oldest existing international organization.
In Magick and Rituals - Call on Anu for fertility and magick. Anu is the name of a Sumerian god. It means the Heavenly One Anu is the name of an indigenous community from Venezuela. Anu, is a name in the Yoruba ethnic group in Nigeria. It means mercy. It's the short form of the name: Anuoluwapo, meaning the mercy of God is great ANU is an acronym for Australian National University among others