checkMesh

Checking geometry...
    Overall domain bounding box (-2.5 -1 0) (7.5 1 0.01)
    Mesh has 2 geometric (non-empty/wedge) directions (1 1 0)
    Mesh has 2 solution (non-empty) directions (1 1 0)
    All edges aligned with or perpendicular to non-empty directions.
    Boundary openness (2.426147048e-18 -1.308494034e-17 6.596404688e-15) OK.
    Max cell openness = 7.236186345e-16 OK.
    Max aspect ratio = 32.88697808 OK.
    Minimum face area = 1.817370037e-10. Maximum face area = 0.0009034013646.  Face area magnitudes OK.
    Min volume = 1.817370037e-12. Max volume = 9.034013646e-06.  Total volume = 0.1999942193.  Cell volumes OK.
    Mesh non-orthogonality Max: 35.63294714 average: 4.582606041
    Non-orthogonality check OK.
    Face pyramids OK.
    Max skewness = 0.38108429 OK.
    Coupled point location match (average 0) OK.

Mesh OK.