21. Photo labs remove the exposed film , produce negatives and prints, then-- ideally-- return the empty cases to manufacturers for recycling. 22. From the partially exposed film , a single frame is then projected onto an easel, where the matte is then drawn. 23. The only thing lost in the Digital PIC process is negatives, because exposed film is saved inside the kiosk for recycling. 24. By the mid-1960s Wells was experimenting with creating multiple layers in an image by running exposed film back through the camera. 25. Police surrounded nearby groups of American and German tourists with cameras, forcing them to expose film and record over video tape. 26. The tested mixtures of tea and coffee combined with agents to balance the pH and successfully made printable images for exposed film . 27. Roberts appeared as himself in the lengthy introduction to the crime syndicate expose film " The Phenix City Story " in 1955. 28. In the exposed film returned to the intelligence community, the fighters were clearly visible, pirouetting in the thin air beneath the bombers. 29. The camera handles winding and rewinding automatically, to the extent that partially exposed films can, in certain cameras, be removed and used later. 30. After the incidents, a few foreign camera operators and photographers were briefly accosted by police and forced to hand over their exposed film .
