Quilting threads can be made from natural fibers such as wool, silk, cotton, flax and jute. Some threads are regenerated from cellulose and others are made from synthetic fibers, such as metallic, polyester and nylon. Cotton, metallic and rayon are among the most popular threads used for machine quilting.
The Fire/Arson Investigation Unit is responsible for investigating and determining the cause and origin of suspicious fires involving death or injury, and fires of undetermined origin. Arresting suspects and filing criminal charges as required with District Attorney's office. Collecting and maintaining all evidence.
The basic goals of a fire scene investigation are to determine the cause and origin of a fire. Fire investigators first attempt to determine the area of origin, that is, where the fire started. This is generally the area of the most severe fire damage, or the lowest point of the fire, since fire usually burns upward.