{
  "source": "analytic",
  "method": "union of r10 z0..30 and r10 z20..50 = cylinder r10 h50: V = pi r^2 h, A = 2 pi r h + 2 pi r^2",
  "body_count": 1,
  "volume_mm3": 15707.963267948966,
  "area_mm2": 3769.9111843077517,
  "center_of_mass": [
    0.0,
    0.0,
    25.0
  ],
  "bbox": {
    "min": [
      -10.0,
      -10.0,
      0.0
    ],
    "max": [
      10.0,
      10.0,
      50.0
    ]
  },
  "faces": 3
}