cross-posted from: https://lemmy.ml/post/16155441
rice absorbs moisture.
Curious if this works to recover notebooks or other electronics.
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What does damage is short circuiting the electronics, which water can do.
And corrosion, which water can catalyze, which is why your suggested steps should be done ASAP. Great write up though
In particular, salt water (ocean or even pickle brine) will need to be cleaned out. It leaves condictive salt film behind.
Rice is a terrible desiccant. Yes, it absorbs water when boiled
If you want to save your electronics after they’ve taken a bath, here’s how to do so.
- Turn it off and disconnect from power ASAP. If you can, pull the battery.
- Dry as much standing water as possible
- Set a fan to blow on it for a day or two.
Airflow is the solution to drying something out, and rice blocks airflow.
Immediately remove the battery/power, then use a bunch of silica gel packs that have been dried out instead of rice: They’re commonly available and won’t get into things and cause problems down the road. Alternately, just take it apart as much as you can and set it in front of a fan to dry out.
Keep in mind, it might be too late but it’s worth a try.
If you really want to try and save it and are tech savvy, try tearing it down and giving it an isopropyl alcohol bath but if you aren’t, it’ll do more harm than good. Keep in mind ISO can damage some parts.
Keep in mind ISO can damage some parts.
I’ve never had isopropyl damage anything - what kinds of things are sensitive to it (so I know what to lookout for)?
Now acetone on the other hand…do NOT use it to clean plastic unless you know what you’re doing, lol.
Acrylic for sure, I think it can damage some screens too. Acetone will definitely mess up a lot of stuff.
I had no idea acrylic and ISO didn’t get along. Good info.
I use ISO to strip the acrylic paint from my miniatures when I fail at their paint job.
I learned the hard way lol, glad you can learn from my mistake!
Assuming it is a paper notebook, the determining factor is how soaked the pages are. If it is too wet, they may start to meld together making the notebook unusable.
The best thing to do is to actually heat up the book. I’ve cooked mine in the oven at very low heat, which allows it to dry out fast. My dad does a variant of the rice method for wet books where he fills a bag with rice and then places it in the sun. However, if the notebook is too wet and the pages are sticking together, doing either of these will instead turn your notebook into a solid block of wood. Instead, your best course of action is to try and fan out the pages by individually peeling them apart, then putting the splayed-open notebook somewhere moderately warm where it can slowly dry out under your careful observation.
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Typically the damage is done.
It’s when corrosion sets in things get unfixable. If you get to its insides before then some IPA and a decent scrub with something like toothbrush can clean it up.
The exception to this would probably only really be the battery and yeah that should be disconnected as the first step.
IPA will likely ruin your laptop screen, so be careful.
True I’ve had screens on smaller devices go very distorted for a few days after ipa was used elsewhere. They did actually clear and go back to normal mind you and I’ve never actually went near an actual screen with ipa intentionally.
I mean the soft screens of laptop monitors. IPA will destroy them.
I get it, ipa is good and fixes surprisingly a lot but only ever use it on boards, components and things like buttons and connectors. Keep it away from screens and batteries.
I’ve always done this honestly maybe I didn’t explain well. It does do a miracle job on water damage if done early enough though.
I know of this one time (last year) a window that was purposely kept shut was opened by a visitor and the notebook was rained upon. completely soaked. Kept in rice for about a month (changing the rice on some schedule), it booted up fine for a while. then died completely after a few weeks.
rice is only going to absorb water if it’s directly touching the water. if it were good it absorbing humidity, you wouldn’t be able to store it almost indefinitely in burlap as we’ve been doing for centuries.
I don’t remember what I did afterward anymore, but I did once have a laptop get wet getting caught in a downpour in backpack that wasnt waterproof. It needed a new power supply.
No, this method did not help. Once water touches what it’s supposed to, it can’t untouch.
This isn’t strictly true, besides the fact that using rice will only do more harm than good.






