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The internet has launched a trend known as the "Fingertip Static Challenge." Many netizens have jumped on thewagon to film videos of it. In the videos, two people stand back-to-back and rub against each other. Then, when their fingers are placed opposite each other a static spark jumps between them.
Many bloggers have jokingly claimed that two people in love can create a "spark of love," which is a pink static spark. it's fun, do you know that static electricity can cause certain hazards?
Harm of static electricity
01
Accidents and fires
Accidents and fires the biggest dangers posed by static electricity.
Although the energy of static electricity is not large, it is prone to discharge due to its high voltage. When a charged object an uncharged or low-static-electricity object, such as when the potential difference reaches above 300V, a spark discharge will occur.
If the of the static electricity discharge spark reaches the minimum ignition energy of the surrounding combustibles and the concentration of the combustibles in the air reaches the accident limit, a fire accident will occur.
Related cases
Jiangxi
On January 24th, a particularly serious fire accident occurred at a shop in Jiale Garden, Yui District, Xinyu City, Jiangxi Province, causing 39 deaths and 9 injuries. After in-depth and meticulous investigation by the investigation team, cause of this fire was determined to be due to the static electricity generated during the illegal construction process of the cold storage, which ignited the flammable gas.
Anh
On May 21, 2023, a company in Chuzhou, Anhui Province, experienced a flash fire accident, resulting in death and direct economic losses of more than 3.574 million yuan. According to the investigation, the accident was caused by the static electricity generated during the of adding ethyl acetate, which formed an explosive gas environment due to volatilization, and the operator's violation of regulations led to the flash fire.
2
Harm of static electricity shock to the human body
The harm of static electricity shock to the human body mainly manifests in three aspects: direct injury, secondary, and mental tension. When the human body suffers a shock, it can cause mental tension, leading to misoperation and causing injury.
How to prevent static electricity
the dry winter, how can we avoid the "anger" of static electricity in our work and life? Let's take a look at this "avoiding electricity".
