
Crystal Violet is ideal for developing latent prints on the sticky side of tape. Fluorescomine and indaendione are two of many chemicals used to develope fingerprints. Prints on hard and nonabsorbent surfaces (such as mirror, tile, glass, and painted wood) are developed with the application of powder. While soft and porous surfaces (such as cloth, paper, and cardboard) are made visible by the treatment of a chemical.

nice information but you could seperate the differant types of surfaces, it makes it easyer to read.
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