\begin{definition}[Definition:Imperial/Volume/Cubic Foot]
The '''cubic foot''' is an imperial unit of volume.
The '''cubic foot''' is the FPS unit of measurement of volume.
:$1$ '''cubic foot''' $= 12^3 = 1728$ cubic inches $= 28 \cdotp 31684 \, 6592$ litres $= 0 \cdotp 02831 \, 68465 \, 92$ cubic metres.
\end{definition}