// Import the data
electrondensity = Import("watermolecule");
    // Partition the data
electrondensity = Partition(electrondensity);
    // Create a camera for the data
camera = AutoCamera(electrondensity,"off-front",width=2.5);
    // Create an isosurface at a value of 0.2
iso = Isosurface(electrondensity,0.2);
    // Put face normals (facets) on the isosurface
isofacenormals = FaceNormals(iso);
    // Display the result
Display(isofacenormals,camera);