4create sphere radius 0.2
5subtract volume 2 from volume 1
8block 1 name 'PotentialFlow'
11nodeset 2 name 'ZeroPressure'
13create pressure on surface 2 magnitude 1
14create pressure on surface 3 magnitude -1
16volume all scheme Tetmesh
17volume all size auto factor 10
20save as "/Users/likask/MyBuild/mofem-bitbucket/mofem/meshes/pipe.cub" overwrite