1, different categories
The first is to prevent electrocution
The second is to prevent high-voltage electrocution
2, different uses
The first anti-electrocution signs are commonly used in places where it is easy to electrocute.
The second anti-electrocution signs are commonly used in high-voltage electricity.
3, the meaning of different
The first is not too close to prevent electric shock.
The second is prohibited from approaching to prevent electric shock.
Expanded:
First-aid measures to be taken after an electric shock are as follows:
1, Cut off the power. Can not cut off the power supply, you can use a wooden stick, wooden board and other fast wire picking the electrocuted body. Rescuers had better wear rubber gloves, wear rubber shoes. Never use your hands to pull the electrocuted person, in order to prevent interlocking contacts;.
2, if the electrocution of the person is confused, breathing and heartbeat are normal, can be lifted to a warm place to lie down, close observation, do not let it stand or walk around, to prevent shock or heart failure.
3, if the person electrocuted breathing stops and the pulse exists, should be used to lie down on the spot, unbuttoned to open the airway, immediately mouth-to-mouth artificial respiration, available tracheal intubation pressurized oxygen artificial respiration. Can also pinprick Renzhong, Yongquan and other points, or let them take respiratory stimulants.
4, on the cardiac arrest and respiratory existence of people, should immediately artificial chest compressions.
5, respiratory heartbeat are stopped, then should be immediately cardiopulmonary resuscitation, in order to establish the respiratory cycle, restore the whole body organs of oxygen supply. Electrocution accident, even if the seriousness of the "false death" state, if you can rescue timely, save the right way, the vast majority can also be turned into a safe, turn the danger into peace.
6, in the rescue process, do not move the casualty. Sent to the hospital on the way to rescue, pay attention to warmth, close observation of electrocution people's breathing, heartbeat, blood pressure and so on. In the medical personnel did not take over can not stop before the rescue.
7, will burn or blistering skin surface protection. The burns are usually small in extent, but the symptoms are all serious. Therefore, cover the wound with a clean cloth to bandage it. Prevent contamination of the wound.