AES means the Advanced Encryption Standard, a specification of Federal Information Processing Standards Publications for the encryption of electronic data issued by the National Institute of Standards and Technology (▇▇▇▇://▇▇▇▇▇▇▇.▇▇▇▇.▇▇▇/nistpubs/FIPS/NIST.FIPS.197.pdf).
APC means the Ambulatory Payment Classification system under 42 CFR 419.31 used by Medicare for grouping clinically and resource-similar procedures and services.
SBS means the New York City Department of Small Business Services.
Mercury means elemental mercury (Hg(0), CAS No. 7439-97-6);
Catalyst means a substance whose presence enhances the reaction between chemical compounds.