Fingerprints: Types

Direct Fingerprints (also called Visible or Patent): Fingerprints that have come in contact with substance and then left an impression on a smooth surface that are visible to the naked eye.

Latent Prints: Fingerprints, formed from from sweat or oil on your fingers, that are left on a surface. They are not visible to the naked eye, but can me made so by dusting or chemicals.

Plastic Prints (also Impressed): Fingerprints left in a malleable or soft material, like clay, paint, or wax.