Is it safe to supercool something in my house

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Discussion Overview

The discussion revolves around the safety and feasibility of supercooling liquids at home. Participants explore the conditions necessary for supercooling, the types of liquids that can be supercooled, and the specific temperatures required for this process.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested
  • Experimental/applied

Main Points Raised

  • Some participants question the safety of supercooling various substances in a home environment, noting that it may depend on the specific liquid involved.
  • There is a discussion about the definition of supercooling, with one participant clarifying it as a state where a liquid remains in liquid form below its freezing point until disturbed.
  • One participant suggests that supercooling is possible under the right conditions, specifically mentioning that distilled water can be supercooled if stored in a clean container and kept just below freezing.
  • Another participant emphasizes that the temperature must be carefully controlled, as being too cold may prevent crystallization from occurring.
  • Practical tips are shared, such as using padding to dampen vibrations and noting that disturbances from opening the freezer may trigger crystallization.

Areas of Agreement / Disagreement

Participants express varying opinions on the safety and feasibility of supercooling at home, with no clear consensus reached on the best practices or conditions required for successful supercooling.

Contextual Notes

Participants mention specific substances like water and gallium, highlighting that safety and supercooling conditions may vary significantly based on the material in question. There are also unresolved aspects regarding the exact temperatures and methods for achieving supercooling.

Someone502
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i don't know if this should go in physics but oh well.

First off, is it safe to supercool something in my house. Second, is it even possible. Third, how cold would i have to get it to supercool it?

Thanks.
 
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What do you mean "super cool"?
 
its when a liquid stays a liquid below freezing, but if it is disturbed even slightly it will freeze, very fast.
 
Oh, i dunno
 
Someone502 said:
First off, is it safe to supercool something in my house.
Depends on what the something is. It's safe with water, not so with Gallium (this has nothing to do with your house - but Gallium is toxic)
Second, is it even possible.
Under the right conditions : yes.
Third, how cold would i have to get it to supercool it?
Again, this depends on what the "it" is. You have to cool it just below its freezing point. (I'm essentially quoting you here.) Different "its" have different freezing points.
 
Someone502 said:
i don't know if this should go in physics but oh well.

First off, is it safe to supercool something in my house. Second, is it even possible. Third, how cold would i have to get it to supercool it?

Thanks.

After a quick google search :

1. Yes
2. Yes.
3. Unshaken, distilled water in a very clean glass bottle stored in a freezer for a few hours : it should crystallize when removed and slightly shaken if all goes well.
 
Gonzolo said:
3. Unshaken, distilled water in a very clean glass bottle stored in a freezer for a few hours : it should crystallize when removed and slightly shaken if all goes well.
NOTE : You want to make the freezer temperature be just (a couple degrees or so) below freezing. Too low and it won't work.

A piece of foam padding, a thin sponge, or even a folded washcloth under the container will help dampen vibrations from the compressor and floor.

The disturbance from opening the refrigerator/freezer door will usually be enough the cause crystallization. So, it will freeze up before you can see it...unless you're really, really careful.
 

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