Por que a distinção importa
Imperial pint and US liquid quart belong to measurement conventions that may look familiar but are not always equivalent across countries. Mendeleev.com therefore keeps the system name next to the abbreviation and calculates from defined conversion factors rather than rounded kitchen rules.
Exemplo
1 imp pt = 0.600474962752 US qt · 10 imp pt = 6.00474962752 US qt.
0.600474962752 US qt