Question

This is one of the oldest techniques
but is still being used by crime
detectors. Fingerprints are picked up
and examined under lights or with
chemicals. At times, laser
technique is used to improve dull
prints.​

Answer 1

Answer:

sprinkling pepper (or mud) at the crime scene.

Answer 2

Answer:

Fingerprinting is the answer to this question.

Explanation:

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