They were able to determine the cause of the accident by careful 'reconstruction' of the events leading up to it.
The police staged a 'reconstruction' of the crime/accident.
the 'reconstruction' of postwar Europe
(..) poured water and rock salt onto the garage floor. Creating an extremely conductive electrical environment. Uh, this should be an accurate reconstruction of the murder. As Magnuson returned to his car, the killer placed the live end (..)2014 TvShow: Bones Title: The Master in the Slop Season: 9 Episode 14
(..) The left side of the frontal bone, including the supraorbital foramen, as well as the maxilla, and the right zygomatic are all missing. Facial reconstruction would prove difficult for Angela. It appears there's a fracture on the occipital, and avulsion fractures on the left mastoid process. (..)2014 TvShow: Bones Title: The Master in the Slop Season: 9 Episode 14