Often, victims killed at one spot are dumped hundreds of miles away. So, it is important to know what soils are found on the body. Many cases are helped by such

Often, victims killed at one spot are dumped hundreds of miles away. So, it is important to know what soils are found on the body. Many cases are helped by such discoveries. For example, https://forensicsdigest.com/the-enrique-camarena-case-a-nightmare-for-fbi/ https://forensicsdigest.com/the-enrique-camarena-case-a-nigh... Another example, I vaguely remember, was some body found in Thames river. Soil sample helped to trace where this individual lived in Africa.