| HAP | Handicapped Aid Program; Hazardous Air Pollutants [List]; hazardous air pollution; health alliance p... |
|---|---|
| SSD | shaded surface display; single saturating dose; Social Security disability; source-skin distance; so... |
| NAPCA | National Air Pollution Control Administration |
| AC | abdominal circumference; abdominal compression; absorption coefficient; abuse case; acetate; acetylc... |
| FWPCA | Federal Water Pollution Control Administration |