Assertion: metric system's unit | /r/HasProperty | the pascal
Facets:
Source sentences:
text: The evolution of the SI after its publication in 1960 has seen the addition of a seventh base unit, the mole, and six more derived units, the pascal for pressure, the gray, sievert and becquerel for radiation, the siemens for electrical conductance, and katal for catalytic (enzymatic) activity.