Organic and inorganic evidences are found at the crime scene which help in the investigation processes. Organic evidences are the ones that are found in humans or animals and includes fluid, blood marks, wounds, bites etc. whereas, the inorganic evidences are the ones found on or around the crime scene and includes hair, fiber, paint, glass etc. These evidences help in knowing more about the criminal. Some examples of organic evidences are (Allen, 2008):
Stains - One of the most common signs that can be found at the scene, are the spots from different sources ...