what is the difference between m3 and nm3
NM3 vs M3. NM3 and M3 are the units that are used in measuring the volume of liquids, solids and gases. M3 is the Meter cube and NM3 is Normal Meter cube.Meter Cube is the volume that is occupied by matter in a cube whose sides measure one meter in length.The measurement of volume plays an important role in every aspect of designing, manufacturing and carrying out experiments.3 is the Meter cube and NM3 is Normal Meter cube. Meter Cube is the volume that is occupied by matter in a cube whose sides measure one meter in length. The measurement of volume plays an important role in every aspect of designing, manufacturing and carrying out experiments.