罪案現場
Crime scene cleanup began primarily as a local or regional small business activity but maturity and consolidation has created some larger entities in the industry; only a few nationwide companies exist, although some national carpet cleaning and restoration companies franchises have added crime scene cleanup and biohazard removal to their services. Due to the legal and ethical complications, crime scene cleanup is often its own business entity or a separate division. Crime scene clean up businesses are usually started by firefighters or paramedics 1.