This is a rank for an enlisted soldier. It stand for technician fifth grade. He would have been assigned to Alpha Battery, 559th Anti-Aircraft Artillery Battalion. It was a light mobile anti-aircraft unit with 40mm boffors or guns in addition to quad fifty caliber mounted machine guns.
It is a description of the rank, unit, and duties of the deceased. Corporal, Battery C (artillery uses Battery instead of Company) 77th Anti-aircraft Artillery Batallion. Sorry, not a clue about the CAC abbreviation.
cpl=Corporal btry=I have no idea much like the rest of it. cpl should be corporal if it is a military tombstone.
Battery B 96th AAA Gun Battalion
a AAA battery. Or a watch battery, or a AAAA battery, or any number of battery types. http://en.wikipedia.org/wiki/List_of_battery_types
They both involve batteries.
Many different battery brands include AAA batteries some examples of AAA battery brands include two of the biggest battery brands, Energizer and Duracell.
chemicals
What are the ingredients in a AA battery?
alkaline AAA = 1.5 volts
why do aaa batteries overheat
AAA is the size of the battery, there are many types and makes of AAA battery and the shelf life for each is different.
AAA type alkaline battery is a carbon-zinc battery; the tension is 1,5 V. The electrolyte is ammonium chloride as a paste.