The eruption of teeth into the mouth occurs between 6 months and 30 months of age. The first teeth to erupt are usually the lower front teeth. The eruption chart shows the average age at which teeth emerge. This can vary considerably from child to child. See part 9 of this subject.
When working with members of your community on fire and life safety, it is important to teach the common causes of electrical fires. Here are the 5 most common causes of electrical fires. 1. Faulty outlets, appliances. Most electrical fires are caused by faulty electrical outlets and old, outdated appliances. Other fires are started by faults in appliance cords, receptacles and switches.
There are five types of electrical discharges: 1  Spark, responsible for the majority of industrial fires and explosions where static electricity is involved. Sparks occur between objects at different electric potentials. 2  Brush discharge occurs from a nonconductive charged surface or highly charged nonconductive liquids.