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.
Indiana UniversityâPurdue University Indianapolis (IUPUI) is a public research university located in Indianapolis, Indiana. Belonging to the university systems of both Indiana University and Purdue University, it is the result of a merger in 1969 of the Purdue Indianapolis Extension Center (1946) and Indiana University Indianapolis (1916).