Author's Alterations Changes in copy or artwork after it has been typeset and sent to the printer The additional costs incurred by AAs are charged to the client, not the printer
Alternate Air Source usually a pony cylinder that is a 3ltr cylinder separate from your main high-pressure cylinder to be used if you run out of air Or your buddy's octopus It has been know for a diver to use the air in their BC to breath when they run out of air not recommended as all sorts of bugs can life in the air envelope if they are not regularly cleaned!
Arnold Air Society (community service organization) AECP Airman Education and Commissioning Program AFIT Air Force Institute of Technology AFOQT Air Force Officer Qualifying Test AFROTC Air Force Reserve Officer Training Corps AFSC Air Force Specialty Code APAS Assistant Professor of Aerospace Studies ARDA Assistant Regional Director of Admissions AS100 Aerospace Studies (freshman level course) AS200 Aerospace Studies (sophomore level course) AS300 Aerospace Studies (junior level course) AS400 Aerospace Studies (senior level course) ASCP Airman Scholarship and Commissioning Program