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            What happened
          
          
            This article provides guidelines on how to recognize when a rechargeable battery is at risk of exploding. It outlines the common signs of battery failure and offers advice on preventive measures to ensure safety.
          
          
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            Key insights
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Visual Indicators of Battery Failure
Swelling, leakage, or unusual bulging are primary visual signs that a battery is compromised and potentially dangerous.
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Heat and Odor as Warning Signs
Excessive heat and strange smells emanating from the battery can indicate internal damage or imminent failure.
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Preventive Measures
Storing batteries in a cool, dry place and avoiding physical damage can help prevent battery malfunctions.