Почему различие важно
cubic inch and US tablespoon 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 = 1.10822510823 US tbsp · 10 in³ = 11.0822510823 US tbsp.
1.10822510823 US tbsp