Cubic Centimeters
Cubic centimeters (cm³) are units of volume in the metric system equivelent to a milliliter. A cubic centimeter is a unit of volume equal to the volume of a cube with sides that are each 1 centimeter long. It is commonly used to measure small volumes, such as the volume of a liquid medication or the displacement of an engine. One cubic centimeter is equivalent to one milliliter in volume.
US fluid ounces
A US fluid ounces (sometimes referred to simply as an ounce) is a unit of volume used in the United States to measure liquids. One US fluid ounce is about 0.0296 liters.