Why do cellphones explode and how to prevent it

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Cell phones may be treated like toys these days. However, these flashy gadgets can prove dangerous if not handled with care.

Recall the case of a lady we brought to your notice recently whose phone exploded and burnt her skirt.

Other Several instances have been reported about the phones blasting off suddenly, one of the victim which was a 14-year-old child of daily wage workers from Seoni.

The blast was so bad that the boy narrowly escaped death and ended up with severe disfigurement to his jaw, nose, mouth and face. TOI tells you the do’s and don’ts of handling mobile phones.

What are the things to be kept in mind while buying mobile phones?

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Buy a branded phone as far as possible. Ensure that the phone has a proper IMEI number, which is a code that identifies each phone. Check that the number on the phone corresponds to that on the box and receipts.

It is considered wise to check the accessories such as earphones, battery and charger. Make sure the battery description such as voltage value matches with that of the charger to avoid overcharging which sometimes lead to explosion of handset.

How and why do mobile phone blasts happen?

The most common reasons for a cell phone to explode are using it while the phone is being charged and ‘call bombing’. Charging puts pressure on the motherboard of the phone, using it during charging increases this pressure manifold. This causes the cheap electronic components in some mobiles to explode. Call bombing refers to calls or missed calls received from international numbers.

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If one receives or calls these numbers back and the call exceeds a certain amount of time, the phone will blast. There is also a malware, or bug, found in some Android-based smartphones, that can also cause explosion by exerting extra pressure on the motherboard during charging.

What care should be taken to ensure not much pressure is put on the phone?

Avoid using the phone while the battery is being charged. If you wish to receive a call during this time, disconnect the phone from charger before connecting the call. Ensure it is not over-charged by removing the electric supply when the battery is fully charged. If your battery seems to have swollen, replace it immediately.

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Why is it dangerous to buy cheap phones?

Most cheap models, like those of Chinese make, use hardware and components that are not branded and often substandard. The quality of vital accessories such as battery and earphones are compromised which can have disastrous outcome.

Such components cannot be used continuously for as long as their high-quality substitutes. Their shelf life is also shorter.

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