The “smoke alarm” is composed of two parts: one is an inductive sensor for detecting smoke, and the other is an electronic speaker with a very loud sound, which can alert people in time if danger occurs. To maintain the normal operation of the smoke alarm, only a 9-volt battery is needed. Today, the most commonly used smoke alarms in the world are photoelectric smoke alarms and ionization smoke alarms.
Explore the characteristics of home fires and fire prevention measures.
It is of practical significance to prevent family fires and reduce fire losses. In modern urban homes, many people are ignorant of family safety knowledge and cause fire accidents, so that well-being happy families are destroyed in the blink of an eye, and some of them lead to the destruction of families and families. Fire, improper handling, and slow alarm are the main causes of casualties. Therefore, people should actively understand the main causes of home fires, master the knowledge to prevent fires, and protect themselves in the event of a fire.
In the United Kingdom, more than 50,000 serious family fires occur each year. Most of these fires cause human casualties and significant losses of family property. Some of them even involve neighbors, causing even more severe fire damage. When investigating the cause of the fire, most of the parties involved in the fire said that they always felt that the fire was a matter for others and they were far away from themselves. They did not expect this to happen on their own.
The main cause of home fires is paralysis and there are no timely preventive measures
If you can take simple fire prevention measures in advance according to the actual situation of your home, some tragedies can be completely avoided.