Cubic Meters
A cubic meter is a metric unit of volume which is the equivelent space occupied by a cube with 1 meter on each of its sides.
Denoted by symbol "m³", it is a unit of measurement in the International System of Units (SI) and is generally used for larger volume measurements.
US gills
A US gill is a unit of volume in the United States used for measuring liquids. One US gill is 1/4 of a US pint or 118.294 milliliters.