Which powder method is commonly used to develop latent fingerprints on non-porous surfaces by applying a finely divided iron-based powder using a magnetic brush?
A. Magnetic Powder
B. Black Powder
C. White Powder
D. Fluorescent Powder
Answer:A
Which powder method is commonly used to develop latent fingerprints on non-porous surfaces by applying a finely divided iron-based powder using a magnetic brush?
A. Magnetic Powder B. Black Powder C. White Powder D. Fluorescent Powder
Explanation: Magnetic powder is a finely divided iron-based powder that is applied using a magnetic brush. It adheres to the fingerprint residues on non-porous surfaces, making them visible.