Photographing shoes and tire marks is challenging in snow. Here, forensic experts need to prepare impressions with contrasting material, and the rest of the procedure is the same as photographing impressions with forensic scales on soil and sand. With this post, I am going to state how to take photographs of shoe marks or any […]
Photographing Shoe & Tire Marks on Snow With Highlighting Materials Read More »
Casting a shoe impression is snow is different than casting over soil or sand. Before you even start casting, as a forensic examiner, you have to first figure out what kind of snow surface it has. Is it dry snow, or wet, or soft and fragile? After considering all this, you have to choose highlighting
How To Cast Footprints on Snow? Forensic Impression Materials Read More »
Casting can be done on a 3d impression of evidence. With the introduction and development of cameras, many forensic examiners believed that the use of casting will be discontinued but that was proven to be untrue. Still, casting is an important tool in forensic science. And, in this short article, I am going to state
7 Importance of Casting In Forensic Crime Investigation [Explained] Read More »
The use of forensic casting materials starts as soon as a 3D impression is needed to be documented. And for analyzing a 3D impression, a forensic investigator requires a cast for compression with a reference sample. But how to choose which casting material is best on different surfaces. Here is a short table: Surfaces With
Forensic Casting Materials: How to Choose One For Different Surfaces? Read More »
Removing fingerprints from paper is different from lifting them. Lifting means removing the developed part of the fingerprint but they still rest over the paper. While removing means completely obliterating or removing them from paper. In this post, I am going to state whether it is possible or not to remove finger marks that rest
How to Remove Fingerprints from Paper? Is it Possible? Forensic Expert Answer Read More »
Lifting fingermarks is never easy. Based on the surface on which the fingermark rests, the examiner decides whether lifting would be needed or not. This is also true for papered documents. Normally, latent fingerprints are not required to lift because the prints are soaked in and no longer on the paper surface. Thus, they are
Lifting Fingerprints From Paper: Questioned Document Approach Read More »
The science behind forensic analysis is to compare the unknown or questions with known standards. This is true for both fingerprint and questioned document examinations. Fingerprint never changes but handwriting or signature does. In fact, no two handwriting/signature samples can be exactly the same. Both disciplines have different concepts of individuality. So, how to meld
Fingerprints on Questioned Documents: Forensic Preference And Guide Read More »
The most recommended methods of developing fingerprints on paper are chemical methods followed by powdered methods. With recent advancements, two novel techniques, alternative light, and laser light can also be used to detect fingermarks on papered questioned documents. In this short post, I am going to list common methods on how you can develop fingerprints
How to Develop Fingerprints on Papered Questioned Documents? Read More »
