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 Fire Prevention Division is a group of firefighters who conduct building inspections to make sure they are compliant with fire codes; they also visit schools and daycare centers to make presentations about arson, malicious false alarms, and fire safety. Fire Prevention Officers also conduct tours of their fire house for visitors.