PSIA
From Wikipedia, the free encyclopedia
PSIA or psia may refer to:
- Pounds per square inch absolute (including atmospheric pressure).
- Professional Ski Instructors of America, an organization offering training and certification for U.S. Ski Instructors
- Poverty and Social Impact Analysis
- Private School Interscholastic Association, a private primary school academic competition association located in Texas.
- Public Security Intelligence Agency
It may also be a misspelling of Pisa.
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