Reading and writing fill in the blanks

Fingerprints, referred to as “fingermarks” in forensics, are formed when residue from the ridged skin of the fingers or palms is linkedtransferredrelateddug transferred onto a surface, leaving behind an impression. Fingermarks are often made of sweat and colourless contagiouscontactingcontemporarycontaminating contaminating materials such as soap, moisturiser and grease. These fingermarks are described as “latent” as they are generally invisible to the naked eye, which means that locatinglockingstudyinglooking locating them at a crime scene can be challenging.