Despite the vast quantity of fingerprint treatments currently available ... However, when dusted with fpNATURAL IR fluorescent powders, interference can be removed to reveal high contrast ...

The most common method of developing latent prints on nonporous objects is to physically enhance them by applying fingerprint powder. Fingerprint powder is composed of many different ingredients ...

Spirulina, a substance extracted from naturally occurring algae, is non-toxic and fluoresces brightly in the infrared and once ground to a fine powder, is ideal for dusting fingerprints.

To make them visible, you have to find a way to detect one of these substances present in the invisible fingerprint. The easiest method is called dusting, in which you use a very fine powder that ...

to enable visualization of the dark fingerprint powder. After testing several combinations, they settled on a white Teflon strip paired with a high-temperature adhesive originally created for ...