Which chemical treatment creates a white-colored deposit by reacting with the moisture and components of fingerprints on non-porous surfaces?
A. Ninhydrin
B. Cyanoacrylate fuming
C. DFO (1,8-diazafluoren-9-one)
D. Acid Yellow 7
Answer:B
Which chemical treatment creates a white-colored deposit by reacting with the moisture and components of fingerprints on non-porous surfaces?
A. Ninhydrin B. Cyanoacrylate fuming C. DFO (1,8-diazafluoren-9-one) D. Acid Yellow 7
Explanation: Cyanoacrylate fuming is a method where the fumes of cyanoacrylate react with the moisture and components of fingerprints, creating a white-colored deposit and making the prints visible on non-porous surfaces.