Which Chemical Treatment Produces A White Appearing Latent Print in How To

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Which Chemical Treatment Produces A White Appearing Latent Print. Latent impressions developed with chemicals However prints on soft and porous surfaces, such as cloth, may require some kind of chemical treatment.

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Components in the latent print (moisture) produces white ridges. A chemical method used for developing prints on nonporous surfaces is: Used to develop prints using vapors because it sublimes at room temperature.

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This is a circular spiral pattern. Super glue fuming after successfully visualizing a latent print on an object the investigator should Currently, which of the following, in conjunction with chemically induced fluorescence, most often used to visualise latent prints 1. The fine powder is applied with a brush, after which it adheres to perspiration residues and body oil deposits, visualising the print.