64.3 MB (3.8 MB compressed)
4320 x 5202 pixels
36.6 x 43.9 cm ⏐ 14.4 x 17.3 in (300dpi)
TON KINSBERGEN / SCIENCE PHOTO LIBRARY TON KINSBERGEN / SCIENCE PHOTO LIBRARY
Oil drum lock rings. These are used to hold barrels and parts of barrels in place. The locks are in the open position here, and when snapped down into place, tighten and close a restraining ring. Photographed at an oil drum factory in the Netherlands.
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