Physics, 10.12.2020 05:40 ravensenpai423
Kevin is a crime scene investigator. He believes he has found saliva on the floor of a crime scene. Since he cannot cut out a piece of the floor, which steps should he perform to collect the saliva sample?
Package the swab in a paper envelope.
Moisten a sterile cotton swab with distilled water.
Gently rub the stain, covering the entire swab.
Allow the swab to dry thoroughly.
Shake off the excess water.\
Need these answers in what he should do to shouldn't
Answers: 2
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Kevin is a crime scene investigator. He believes he has found saliva on the floor of a crime scene....
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