A fire extinguisher that works on fires from common materials, flammable liquids, and electrical equipment. Keep one in the kitchen. See chs. 2 and 9.
Advisory
A lower-level notice from the National Weather Service: the event is occurring or expected, but it is less serious than a Warning. Examples: Heat Advisory, Cold Weather Advisory. See ch. 10.
AED
Automated external defibrillator. A device that analyzes the heart and delivers a shock if needed; it gives spoken instructions. Use it together with CPR. See ch. 7.
AHAS (Accessible Hazard Alert System)
An alert system in American Sign Language (ASL), voice, and text for people who are deaf, hard of hearing, or blind. See ch. 1.
Anaphylaxis
A severe, life-threatening allergic reaction: difficulty breathing, swelling of the lips, tongue, or face, widespread hives, dizziness. It is treated with a prescribed epinephrine auto-injector and by calling 911. See ch. 7.
ARES (Amateur Radio Emergency Service)
An ARRL program made up of licensed ham radio operators who volunteer to provide communications in disasters. See ch. 19.
ARRL
The national association of ham radio operators in the U.S. It runs ARES and helps you find clubs and license exams. See ch. 19.
ATP 3-50.21
The current version of the U.S. Army survival manual, which updates FM 21-76. Seech. 1.
