process 2 porous and 2 nonporous items for latent prints using supplies are able to obtain as described below: 1. Black fingerprint powder 2. Crushed Charcoal 3. Unsweetened Cocoa 4. Corn Starch (last resort) 5. Fingerprint powdering brush or large
process 2 porous and 2 nonporous items for latent prints using supplies are able to obtain as described below: 1. Black fingerprint powder 2. Crushed Charcoal 3. Unsweetened Cocoa 4. Corn Starch (last resort) 5. Fingerprint powdering brush or large