at – Technical Atmosphere Pressure Unit
Definition: The technical atmosphere (at) is a unit of pressure equal to 98,066.5 pascals (Pa). It differs slightly from the standard atmosphere (atm), used in weather and aviation (101,325 Pa).
Use: Primarily encountered in older diving equipment (Europe) or legacy industrial applications.
Conversion: 1 at = 98,066.5 Pa (not SI unit)
Related: Standard atmosphere (atm), pascal (Pa)
Takeaway: While less common, understanding “at” helps interpret pressure readings in specific contexts.
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