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.
Canadian cups
Canadian cups are units often used in Canada for recipes. One Canadian cup is about 227ml making this unit slightly smaller than the metric cup which is equal to 250 milliliters.