of water, a cubic metre of water has slightly less mass, 999.85 kilograms.

The "cubic metre" symbol is encoded by Unicode at code point .

Multiples and submultiples

Multiples

; Cubic decametre
: the volume of a cube of side length one decametre (10 m)
: equal to a megalitre
: 1 dam³ = = 1 ML

; Cubic hectometre
: the volume of a cube of side length one hectometre (100 m)
: equal to