boom goes my computer

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z_sonofbuster

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i'm really new to the flashlight collecting thing and recently picked up a couple of 14500 lights. then i came across this site and started reading about the dangers of Lithium Ion batteries. then i read the thread about the exploding 18650. then i read about people pulling apart their old laptop batteries. then i decided i might offer my awesome story of the exploding computer. the computer in this story is currently behind a bit of snow in the garage so i can't wipe off the soot to see what was inside the battery pack but once that snow melts, you bet i'll be out there lookin..



back in May of last year, i was on my laptop and put it to sleep, closed the lid, then put it on the charger in my bedroom and laid the thing down on the corner of the bed where my fiance was sleeping. i went into the kitchen to get lunches ready and stuff when a few minutes later i hear screaming from the bedroom. my first thought was someone snuck into the house and was attacking my fiance.



i ran into the bedroom to see a blazing fire on the bed where my computer used to be.



!!!



i told my fiance to grab our baby boy from his room and get out. in the meantime, i grabbed the fire extinguisher and S***, it's dry!. i grabbed another extinguisher and luckily, it worked and i doused the flames, but the plastic and bed were smoking like crazy.



i called 911 and got the fire dept out. they checked the remains of the computer with a thermal scanner thing and doused it some more and chucked it and our bed out the back door. our bedroom was a mess obviously; dust, soot, water. the dust was all over the house too. that all said, it wasn't too bad. we got out safe, my fiance was alert enough to wake up when she felt the heat so she didn't get injured, and my boy was thrilled to see the fire trucks and sit in an ambulance 🙄 the damage was isolated to the bedroom and insurance covered it all.



i know the issue was with the battery b/c it had been replaced maybe a week or two before. the fire chief seemed to think that's where it all started too. yes, it was a cheap third party unit purchased off eBay. it did work fine up until then.



now that i've been reading about the dangers of LiIon batteries -- and especially since i am about to purchase an 1x18650 light -- i've been really really curious to see what that battery pack was made of and try to gather as much info as possible from it and maybe even share it here to see if anyone can add their knowledge.



i'm not really paranoid as i've been using devices with LiIons every day for years. and, i know my situation was not the norm. but now that i know those packs are the same as the cells we put in our flashlights, i wanna see em up close. pics to come...
 
I had a friends Toshiba laptop at my house installing Windows 7 for him, I noticed that the PC got frighteningly hot and even mentioned this to him. He had just purchased a charger from eBay for it, I believe it was a generic charger but didn't study it close enough (the knock offs can be pretty crafty now days). Less than a week later he had a house fire that was a total loss, and killed their cat and his moms dog that they had for years. The fire chief said that the fire started in his room, and tried to blame the PS2 for it :sigh: I know what happened and it bothers me to this day! Anytime I purchase stuff like this online from here on out, it's brand name. My g/f's Dell (Inspiron 8600) had the same issue with the battery getting so hot you couldn't touch it and having bad capacity, but her serial number "wasn't included" in the recall!!! Shame on Dell, that's a company I'll never trust again! We ditched that bat and got a new OEM Dell with a much later revision number. Does anyone know what cells the Dells had in them that were causing fires? I believe it was SONY 18650's.
 
Shocking experience!

The trouble is that even when you choose branded products there are some really good fakes as well. So all in good faith you could end up using a no-name pack anyway.

I have twice been caught out, once with a Casio camera battery and once with a Nokia N73 battery. The fakes were actually quite good and if sold as generic would have been fine (although I don't trust them and never leave on charge unless I am there), but they were only single cell batteries, not multi cell like laptop packs.

I think there is one lesson here and that is not to even leave something plugged in unless you are very close by. Even my trusted Li-ion chargers for torch batteries go into an insulated stainless steel container when charging.

Glad to hear you were all unscathed and your boy has got a great story out of it 🙂

Details of the pack you bought would be interesting. Have you got a link to it?
 
These stories are why I unplug everything when I'm out and babysit when I'm home. And no off-brand batteries or chargers!

Rich
 
Glad you got to safety and were able to douse the fire. BTDT, myself, with a large UPS battery that went :poof:. It certainly gets the blood running faster.

i grabbed the fire extinguisher and S***, it's dry!. i grabbed another extinguisher and luckily, it worked and i doused the flames ...

Good warning, reminder. Have 2x+ units instead of just 1x. Annual testing. Replacement per specs. Cheap, cheap insurance.

i know the issue was with the battery b/c it had been replaced maybe a week or two before. the fire chief seemed to think that's where it all started too. yes, it was a cheap third party unit purchased off eBay. it did work fine up until then.

This and the dire safety warnings regarding Li-Ion cells is the prime reason I use only a single, high-quality brand of battery cells. And like many others, I never, ever leave the batteries in-use or charging unattended.

It's entirely possible that this was due to the cells frying. This situation is a good example of what can happen. Scary stuff, with these volatile chemistries.

These stories are why I unplug everything when I'm out and babysit when I'm home. And no off-brand batteries or chargers!

Good suggestion about unplugging the chargers, too. Haven't been doing that. It shouldn't be any worse than any other plugged-in thing ... but as this story shows, you never really know.
 
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