A - Page 2

A - Ampere

AAL - All aluminum (electricity conductor)

AAQS - Ambient Air Quality Standards

AC - Alternating Current

ACF – Activated Carbon Filter

ACSR - Aluminum Covered Steel Reinforced (electricity conductor)

ADS – Air Density Separator

AEI - Advanced Energy Initiative

AFC - Application for Certification

AFY - Acre-feet per year

AGW - Anthropogenic Global Warming

AHM - Acutely Hazardous Materials

AL - Aluminum

ANSI - American National Standards Institute

APCD - Air Pollution Control District

APCO - Air Pollution Control Officer

API - American Petroleum Institute

APPA - American Public Power Association

AQMD - Air Quality Management District

AQMP - Air Quality Management Plan

ASAE - American Society of Architectural Engineers

ASAT - Appliance Saturation

ASHRAE - American Society of Heating Refrigeration & Air Conditioning Engineers

ASME - American Society of Mechanical Engineers

ASTM - American Society of Testing Materials

AWS - American Welding Society

AWWA - American Water Works Association