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 role of an investigator at fire scene is twofold; firstly to determine the origin of the fire (the site where the fire began), and secondly to examine closely the site of origin to try and determine what it was that caused a fire to start at or around that location.