Programs that clean and restore property that has been the scene of a violent crime, accident or unattended death, or used as a methamphetamine lab. Crime scene and trauma cleaning services have specialized training and equipment to deal with homes and businesses that have been contaminated by blood, body fluids and other biohazards, fingerprint powder and other evidence-gathering chemicals, tear gas and pepper spray residues, fire extinguisher residue and other conditions that render a space unusable.