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Matter is composed of atoms, the basic structure of atoms is protons, neutrons and electrons, under normal circumstances, the number of protons and electrons of an atom is the same, positive and negative balance, so it shows an uncharged phenomenon, but due to external effects, such as friction or in the form of various energies such as kinetic energy, potential energy, thermal energy, chemical energy, etc., the positive and negative electricity of atoms will be unbalanced, so the phenomenon of static electricity occurs.
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Static electricity is caused by the transfer of charge on the surface of two different fiber materials in the process of contact and friction, and when the two objects are separated, there is still the phenomenon of the accumulation of the same amount of different charge on the surface, that is, the contact friction is electrified.
There are also many ways to remove static electricity, such as when getting off the car, open the door first, and then pinch the metal part of the car body (such as the lock) down, until you stand on the ground and then let go, so that you will not be electrified.
I also just discovered this solution, but the winter is almost over......
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Why do you need to remove static electricity before refueling in winter, and is a small static electricity so harmful? Of course, the main reason is that static electricity will meet with gasoline in the air, so before refueling, you must use the anti-static device on the fuel dispenser.
The first thing we need to understand is that static electricity comes from the first place, one is the clothes we wear, after friction, it is easy to produce static electricity, and the other is that the friction between the dust in the air and the body produces electricity, and the friction between people and clothes produces electricity, and then as soon as people touch the car, it will be "discharged", just like we encounter metal or other things in winter, there will be a feeling of crackling discharge. Then before refueling, you can see that there will be a static removal device on the oil engine of the gas station, which is generally a round discus-like metal device, called an electrostatic discharger or static eliminator, and you can eliminate the static electricity on your body by touching it before refueling.
Some people may still think that a small static electricity should not be so powerful, no! Fires caused by static electricity occur from time to time and should not be taken lightly. In addition, don't think that you feel that everything is fine when you touch the static elimination device, and you can't rearrange your clothes or return to the car during refueling, friction will lead to static electricity regeneration, and when refueling, you will experience the fuel gun deep into the fuel tank, which can reduce the volatilization of gasoline and reduce the harm of static electricity.
Regarding static elimination, there is not only a static elimination device, but also some oil guns have been further improved, which can further prevent static electricity accidents.
The safety of the gas station needs to be maintained by everyone, and there are many precautions, such as smoking is prohibited at the gas station, it is forbidden to play **, it is forbidden to refuel the vehicle that has not been turned off, the vehicle can not be started during the refueling period, the vehicle can not be repaired in the gas station, etc., many accidents are caused by improper operation, so we need to be very cautious at the beginning of entering the gas station, and safety starts with me.
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Winter, especially in the north, is prone to static electricity due to dry weather. When storing all kinds of oil, if the ambient temperature is higher than their lightning, then the volatile gas will form a first-class substance after combining with air, and once there is an ignition source, it will produce a fire, of which electrostatic sparks are a kind of ignition source. That's why we want to be anti-static.
When we refuel, we often see a sign of anti-static electricity, and there will be a line of reminder text below, please touch the electrostatic discharger before refueling, this button is the electrostatic discharge device. So how do you use this anti-static device?
There will be an electrostatic discharger on the fuel dispenser, touch this device with your hand to release static electricity, you can also enter the information of your own electrostatic discharge on the metal keyboard next to the electrostatic discharge sign, this process is equivalent to the release of static electricity carried by yourself. By discharging static electricity, you can prevent harmful factors in the refueling process.
Do not return to the car when refueling, because if the fuel gun is dropped, it will cause air pollution and waste of resources if it is not solved in time. In addition, the car is also the best place for static electricity, and after returning from the car, new static electricity will be generated, and there is a safety hidden danger. So try not to go back into the car, and keep the gas gun on your to.
Do not pull out the oil gun immediately after refueling, as there are still residual oil droplets on the tank. If the oil gun is pulled out immediately, it will not only cause waste, but the remaining oil droplets may also drip onto the car and pollute the vehicle, further increasing the hidden danger.
The gas station is a place that is very prone to dangerous accidents, in life, in addition to the absolute ban on fire and anti-static, we must also learn more about the relevant gas station safety knowledge to protect the life and property safety of individuals and the public.
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The fuel dispensers have been treated with anti-static. The surface of the fuel dispenser and the keyboard is made of metal, and it is connected to the anti-static device, which has the function of releasing static electricity, and can directly introduce static electricity into the ground.
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Winter is very dry, it is easy to produce static electricity when refueling, before refueling, put our hands on the anti-static device that comes with the fuel dispenser, touch it first, and do not return to their cars or tidy up their clothes and hair when refueling, these will produce static electricity.
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Winter is cold and dry, and even if the owner carefully opens and closes the door, he will still encounter a "pop", his hands will be numb, and he will be injured by static electricity. Annoying static electricity will not only bring inconvenience to cycling, but the more serious consequence is that static electricity when refueling can easily cause a fire instantly. How do you prevent static electricity from burning at a gas station?
In winter, the weather is dry and cold, and the sweater and hair on the owner's body are easy to be rubbed to generate static electricity. Therefore, before self-service refueling, the car owner must first release the "static electricity" on the body before refueling. Generally speaking, the metal keypad for entering information on a self-service dispenser has the function of discharging static electricity, which can be released when entering information before refueling.
Once the oil has been added, it cannot be pulled out until the oil nozzle is emptied.
Many car owners can't wait to pull out the fuel gun as soon as they fill up the tank, which is a dangerous practice. In fact, some oil droplets are often left on the muzzle of the oil gun, which can easily drip on the car body and stain the paint, and even cause disasters due to contact with static electricity. The first car network reminded the owner that after filling up the fuel, the car owner waited for a while to search the town, and then pulled out the oil gun after the residual oil on the oil gun head dripped out.
Try not to go back into the car when refueling in winter. If you have to go back to the car, you must remove the secondary static electricity from your body in time before touching the gas gun. The first car network reminds the owner to try to hold the refueling gun as much as possible when refueling to prevent the muzzle from slipping off when refueling.
If you have to go back to the car when you refuel, the vehicle will attach static electricity to your body again, and the previous static elimination measures will be in vain. You have to completely remove the static electricity from your body before you can touch the gas gun.
Wipe your hands with a damp towel or damp towel: If you have already refueled at a gas station, you don't have to worry about static electricity generated by the chemical fiber fabric in the car. Wipe your hands with a damp towel or damp towel to keep your sleepy hands moist and eliminate static electricity
Or wash your hands on the wall: If you find that the tanker truck does not have a metal keyboard or electrostatic travel electric, the owner only needs to wash his hands or wipe his hands on the wall or stick his hands on the metal body to eliminate most of the static electricity.
What are some dangerous tricks that must be avoided?
Male car owners: Male car owners have relatively few small actions at the gas station, but they must strictly follow the rules of the gas station. The most taboo and deadly thing is that I am lucky enough to smoke at the gas station, and I should completely stop playing near the gas station** Female car owner:
When refueling near a gas station in winter, female cars mainly avoid repeatedly arranging and patting chemical fiber clothes, avoid combing hair with chemical fiber combs or repeatedly arranging hair with hands near gas stations, avoid walking around wearing shoes with nails that are easy to generate static electricity, and avoid fiddling.
Millions of car purchase subsidies.
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<> "We can know that when refueling in winter, it should be forbidden to light an open flame in the gas station, and fireworks are not allowed to be released at this time, because gasoline may volatilize in the process of operation, and when the molecules in the gasoline are mixed together in the air, a flash explosion will occur, so its concentration will have a reaction, and when they enter the war, there will be no fireworks, so we must put out the smoke, and the driver should understand this truth to protect everyone's safety." We can also find that it is not possible to call or receive mobile phones in gas stations, because we will find that the signal is the strongest at the moment when we answer the mobile phone, so you will find that a signal of such strength may produce an induction, and the computer and other inductions, it may produce an electronic friction.
Second, a lot of safety knowledge
Through such a series of reactions, there may be a situation of igniting gasoline and **, so when we enter the bus station or gas station, do not answer the mobile phone, this time is also for our sake, especially in winter, there is more static electricity. We can also find that the car should not be turned off when refueling, because when the engine is turned off, it will be restarted, and there will be high temperatures, and electric sparks may also occur at this time, so it will bring greater safety hazards, we have to use the right way to drive, so we must master these methods, and there are no illegal ways in the gas station. We know that the gas station is to pay special attention to static electricity, when the mobile phone static electricity or the fuel dispenser static electricity will cause electric sparks at this time, so we should pay attention to these things, because the weather is relatively dry, it will appear like this, we must understand these safety knowledge.
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In winter, we must pay attention to safety when refueling, and the staff should check the corresponding equipment and instruments to avoid failures and accidents.
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Try to choose weather that is not particularly hot when refueling. Pay attention to the moisture of your clothes, and also keep yourself moisturizing and hydrating. At the same time, when refueling, it is also necessary to ensure that the temperature in the car is not too high. Don't add too much oil at once, either.
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First of all, you need to pay attention to the static treatment of the vehicle, you also need to pay attention to the clothes you wear, you need to pay attention to not colliding with other vehicles, you need to pay attention to your driving style, and you need to pay attention to the surrounding situation.
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The removal of static electricity before refueling is because the electric sparks generated by static electricity and the gasoline in the gas station can easily cause disasters. And because the gas station has a large oil storage capacity, it is difficult to control the fire after the first time, for the personal safety of themselves and others, it is necessary to remove static electricity before refueling.
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Because electrostatic refueling can easily cause vehicles**. In addition to this hazard, static electricity also has other hazards, such as: easy to cause ** and fire; It is easy to break down electronic components and damage the life of components; It is easy to make the human body ** bad; affects the nerve center of the person and so on.
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This is because the climate is relatively dry in winter, if the static electricity is not removed before refueling, once the static electricity and oil and gas are in contact, it is very likely to occur; And static electricity will also make ** very itchy, and then it will also make ** very dry, and it will also affect the normal beating of the heart, and it will also make people very tired.
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If you are a staff member in a gas station, working long hours in the station and having a wide range of activities, you should pay attention to the safety of dressing, avoid wearing chemical fiber clothing, wear cotton underwear, strictly abide by safety regulations when working, and wear anti-static work clothes.
An electrostatic grounding belt is installed at the rear of the tanker truck to channel static electricity and play a role in safety protection.
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Of course, in addition to ensuring that the oil product is safe and static conductivity index is qualified, we must also do a good job of physical precautions when refueling on site, including controlling the flow rate of the oil, controlling the refueling method, doing a good job of grounding and jumping, etc.
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The fuel dispenser is generally equipped with an electrostatic discharger, and the owner can eliminate static electricity by putting his hand on it before refueling. The metal keyboard on some fuel dispensers is in direct contact with the ground, and the owner needs to enter his own refueling information on the keyboard before refueling, and in the process of input, the release of static electricity on the body can be completed.
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When the insulated plastic barrel is directly filled with gasoline, due to the insulation of the plastic, a large amount of electrostatic charge will accumulate in the oil in the barrel, and the electrostatic voltage will increase quickly.
Therefore, it is forbidden to use plastic drums for gasoline.
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The weather is dry and cold in winter, and the sweater and hair on the car owner are very easy to rub and produce static electricity, so before self-service refueling, the car owner must first release the "static electricity" on the body before refueling. Generally speaking, the metal keyboard on the self-service fuel dispenser has the function of discharging static electricity, and the static electricity on the body can be released when entering information before refueling. Remind the owner that touching the round electrostatic discharger on the autonomous fuel dispenser with your hand is also acceptable.
Try not to return to the car during the winter refueling process, if you have to go back to the car, after coming out, you must eliminate the secondary static electricity on your body in time before touching the refueling gun. Remind the owner that during the refueling process, strive to hold the refueling gun all the time to prevent the muzzle from slipping off during the refueling process. If you have to return to the car during the refueling process, then the body will be attached to the vehicle again, and the previous static elimination measures will be in vain, and the static electricity on the body must be completely removed before you can contact the fuel gun.
3. After adding oil, wait for the oil gun to drain and then pull it out.
Many car owners can't wait to pull out the fuel gun as soon as they finish refueling, which is a dangerous practice. In fact, there are often some residual oil droplets on the muzzle of the oil gun after refueling, which are often easy to drip on the body and stain the paint, and even cause disasters due to contact with static electricity. Remind the owner that the owner should wait for a while after refueling, and wait for the residual oil droplets on the head of the oil gun to drain thoroughly before pulling out the oil gun.
4. What dangerous actions must be avoided?
Female car owners: When refueling near gas stations in winter, female car owners should avoid repeatedly sorting and patting the chemical fiber clothes on their bodies, avoid using chemical fiber combs to comb their hair or repeatedly arrange their hair with their hands near gas stations, avoid wearing shoes with iron nails that are easy to generate static electricity, and avoid fiddling with mobile phone pendants or plush toys and accessories in the car.
Male car owners: Male car owners have relatively few small actions at the gas station, but they must strictly abide by the regulations of the gas station, and one of the most taboo and the most fatal is to smoke at the gas station with a fluke mentality, and the call near the gas station should also be completely eliminated.
Wipe your hands with a wet towel or wipe: If you have already gone to the gas station to prepare for refueling, you don't have to worry about the static electricity generated by the chemical fiber fabric in the car.
Wash your hands or put your hands on the wall Body: If you find that the dispenser does not have a metal keyboard or static discharger, the owner can simply wash your hands or wipe your hands on the wall or put your hands on the metal body to eliminate most of the static electricity.
Is it salt or soy sauce to fry pork first? Mistaken in order, no wonder the meat became very chai.
That's fine. But I want to correct that arranging and composing are different concepts, composing is writing the main melody, such as adding a melody to the written lyrics, and arranging is arranging an accompaniment to the main melody, so don't confuse the two. You can compose the music first, but you don't need to make a good accompaniment to fill in the words, and vice versa. Thank you.
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