Gunpowder residue patterns can be detected by:
A)The Griess Test.
B)IR photograph.
C)Both A and B
D)Neither A nor B

Question

Quizplus · Accepted Answer

Gunpowder residue patterns can be detected by both the Griess Test, which is a chemical test that can detect nitrites (a common component of gunpowder residue), and IR (infrared) photography, which can capture the unique spectral signature of gunpowder residues that might not be visible to the naked eye.

Gunpowder Residue Patterns Can Be Detected By