Electrical fires are typically caused by poor wiring, faulty contacts, overloaded circuits or short circuits. Although newer homes have circuit breakers in place to shut down overloaded circuits, they can fail to activate before a fire starts. Therefore, it's important to be safe when installing and designing electrical circuits.Know More
When electricity travels through wire, it creates heat via friction from electrons traveling along the wire. Wire that is designed to carry higher amounts of current is thicker for this reason; it can accommodate more electrons. If there is too much resistance in a wire, it can create enough heat to ignite surrounding material, such as the insulation.
Unsteady or loose electrical contacts pose a similar risk. If there is inadequate space for electrons to flow, they generate excess heat. This is why appliances should be completely plugged in and the wires inspected and tested regularly.
Overloaded circuits or outlets also can cause an electrical fire if failsafes are not present or don't activate in time. Each electrical circuit in a building is designed to carry a set amount of current. Exceeding this by turning on too many appliances at once can lead to overheating sufficient to start a fire before the electricity is shut off.Learn more in Electricity
A short circuit is caused when two or more uninsulated wires come into contact with each other, which interferes with the electrical path of a circuit. The interference destabilizes normal functioning of electricity flow. The resistance generates a lot of heat in the wires and can lead to a fire.Full Answer >
Fluctuation in line voltage can be caused by loose or corroded lines in either the house or the power lines, according to Northpower. It is also caused by insufficient wiring installation and even lightning strikes on or in the vicinity of power lines.Full Answer >
Static electricity is caused when objects or particles make contact and either gain or lose electrons due to friction, and the charged object discharges into a nearby object. Rubbing objects together increases the contact area. Examples of static electricity include touching a doorknob in cold weather and receiving a shock.Full Answer >
Static cling is caused by static electricity. Static electricity happens when two different materials are rubbed together and the electrons transfer.Full Answer >