HOSDB Publication No. This article was co-authored by our trained team of editors and researchers who validated it for accuracy and comprehensiveness. Simply place the unused portion back in the jar when you are done dusting for prints. Yes. 67/06, The Powders Process, Study 3: Evaluation of Fingerprint Powders on Textured and Other Difficult Surfaces, H Bandey et al possible to locate contact areas with 4. 1-0001 Quantity. Write the fingerprint classification for each family member on their fingerprint card. Holding the mug over the small bowl, sprinkle cocoa powder or cornstarch on it, right where you placed your finger. When a person touches glass or other hard surfaces, they leave their prints behind. Even identical twins have small differences in their fingerprints that make each one unique. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/3\/3c\/Make-Fingerprint-Powder-Step-1-Version-3.jpg\/v4-460px-Make-Fingerprint-Powder-Step-1-Version-3.jpg","bigUrl":"\/images\/thumb\/3\/3c\/Make-Fingerprint-Powder-Step-1-Version-3.jpg\/aid1151595-v4-728px-Make-Fingerprint-Powder-Step-1-Version-3.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"