Cubic Millimeters
Cubic millimeters are volume units in the metric system. A cubic millimeter is a unit of volume equal to the volume of a cube with sides measuring one millimeter each. It is a very small unit of volume commonly used to measure tiny amounts of liquids or solids. For example, a single drop of water may have a volume of approximately 50 cubic millimeters.
Tablespoons
There is more than one type of tablspoon:
One US tablespoon is equivalent to approximately 14.8ml: US tablespoon
One UK tablespoon is equivalent to approximately 15ml: UK tablespoon