Multiple choice

Fiber evidence can be safely collected with all but...

  1. Sticky rolls of tape

  2. Forceps (tweezers)

  3. Cloth gloves

  4. A specially filtered vacuum

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Cloth gloves are porous and can easily contaminate evidence by transferring fibers from the gloves themselves to the sample, or by cross-contaminating samples.