Who knew those ironing skills would come in handy in the Cyber & Forensics Bureau! 😆 One method to getting fingerprints from porous items like paper is using the chemical ninhydrin, which reacts with the amino acids present in fingerprint residue. To use this method, detectives spray ninhydrin on the item, where it turns a bright purple! They then put it under a hood to let it dry. Then, the iron comes into play. Very carefully (and slowly), they allow the steam from the iron to heat the paper,
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FacebookFairfax County Police Department
Who knew those ironing skills would come in handy in the Cyber & Forensics Bureau! 😆 One method to getting fingerprints from porous items like paper is using the
Fairfax County Police Department. . Who knew those ironing skills would come in handy in the Cyber & Forensics Bureau! 😆 One method to getting fingerprints from porous items like paper is using the chemical ninhydrin, which reacts with the amino acids present in fingerprint residue. To use this method, detectives spray ninhydrin on the item ...
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