What the DIY market forgets about exploding batteriesThe 18650-style lithium-ion battery is one of the most common types of batteries used in households worldwide. It’s versatile, easy to find, and relatively inexpensive. They’re also very safe to use, but like any battery, there’s always a slight risk that something could go wrong and that an explosion could occur. So, why does this happen, and what can you do to prevent this from happening to you?Explosions of 18650-style batteries are caused by overcharging the batteries. This causes permeant damage to the internal workings of the battery. However, if your batteries are constructed properly, this is not likely to happen to you. Instead, most household battery explosions occur because of faulty batteries. Amazon and eBay have hundreds of listings of fake and dangerous 18650 batteries. These batteries may have been wired improperly, causing them to short-circuit. Even in this case, a properly-constructed battery will also feature a pressure valve at the top that prevents explosions from occurring.
In normal use, the 18650 batteries that get explosion are generally inferior batteries. The safety of regular lithium-ion batteries is actually quite good. The ...
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