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| 01:41:49 1 |
INSTRUMENTAL ANALYSIS UNIT OF THE FBI LABORATORY.
SCIENTISTS IN LAB COATS USING MICROSCOPES TO EXAMINE EVIDENCE. TINY PAINT CHIP FOUND AT A CRIME SCENE. MICROSCOPIC EXAMINATION |
| 01:42:15 27 |
CU DROP OF LIQUID ON THE PAINT BREAKS IT UP. CHEMICAL ANALYSIS.
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| 01:42:39 51 |
INSTRUMENTAL ANALYSIS. USING A GAS CHROMATOGRAPH.
CHROMATOGROPHY. CU USES TWEEZERS TO PLACE MINUTE FLAKES OF PAINT INTO TINY COIL HOLDERS USING A MICROSCOPE TO SEE. |
| 01:43:05 77 |
CU PLACING COIL INTO GAS CHROMATOGRAPH. PAINT IS VAPORIZED BY INTENSE HEAT. SCIENTIST LOOKS AT ANALYSIS READOUT. 1960s TECHNOLOGY.
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| 01:43:51 123 |
IDENTIFYING METALIC ELEMENTS IN THE PAINT. EMMISIONS SPECTROGRAPH RECORDS ON A PHOTOGRAPHIC PLATE THE BURNING OF A PAINT SAMPLE IN AN ELECTRIC ARC.
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| 01:45:30 222 |
CU INFORMATION BEING RECORDED ON A GRAPH. 1960s TECHNOLOGY
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| 01:45:58 250 |
CU X-RAY DEFRACTOMETER ALANYZES THE CRYSTALLINE STRUCTURE OF THE MATERIAL. IDENTIFIES COMBINATIONS OF ELEMENTS
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| 01:46:24 276 |
CU COMPARISON DENSITOMETER PROJECTS THE RESULTS OF THE SPECTROGRAPHIC EXAMINATION. EXPERT EXAMINER OPERATES THE MACHINE. CU EXAMINER'S FACE GREENISH TINT FROM THE MACHINE
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| 01:46:42 294 |
EXAMINER'S REPORT. SPEAKS INTO SMALL TAPE RECORDER.
RECORDING THE TEST RESULTS ONTO TAPE. |
| 01:47:06 317.67 |
FILM ENDS
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