Почему различие важно
cubic inch and US cup 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.
Пример
1 in³ = 0.0692640692641 US cup · 10 in³ = 0.692640692641 US cup.
0.0692640692641 US cup