Shadowgraphs of bulbs, bottles, and panes.
D003418:Criminology; D005336:Fiber Optic Technology; D005554:Forensic Medicine; D005898:Glass / Q000032:analysis*; D055095:Optics and Photonics; D010781:Photography; D055585:Physical Phenomena; D010825:Physics; D010969:Plastics / Q000032:analysis
D010969:Plastics