Misconceptions About Temperature

Why do things feel cold or hot, it doesn't really have to do with their temperature...wait what?
shagen454says...

I think this guy could conduct his little experiments with people a little better. He is kind of pretentious in his presentation and I could tell that his volunteers were annoyed as well.

messengersays...

"I need some people who will never accept the science even when the proof is melting in their hands."

"To the Tea Party rally!">> ^ReverendTed:

"I need some video of folks who are likely to misunderstand basic science."
"To The Craft Fair!"

ReverendTedsays...

>> ^messenger:

"I need some people who will never accept the science even when the proof is melting in their hands."
"To the Tea Party rally!">> ^ReverendTed:
"I need some video of folks who are likely to misunderstand basic science."
"To The Craft Fair!"

"I need a place where any random topic can be twisted into a political argument. Oh, we're already there."

grintersays...

>> ^ReverendTed:

>> ^messenger:
"I need some people who will never accept the science even when the proof is melting in their hands."
"To the Tea Party rally!">> ^ReverendTed:
"I need some video of folks who are likely to misunderstand basic science."
"To The Craft Fair!"

"I need a place where any random topic can be twisted into a political argument. Oh, we're already there."


"I need to go through life looking for some little thing that I can use to put someone else down. ..So that I can point it out on the Internet in hopes that people will say that they 'like' me... ..I mean, my comment."

. Sometimes it seems that the Internet is a turned based game of wits for people who can't keep up with life in real time. ...fine, whatever. As long as I get to play as the thimble.

ReverendTedsays...

>> ^grinter:
"I need to go through life looking for some little thing that I can use to put someone else down. ..So that I can point it out on the Internet in hopes that people will say that they 'like' me... ..I mean, my comment."
Dang, that's cold.


(Or does it just feel cold?)

Asmosays...

>> ^raverman:

Why didn't i ever think of taking meat out of it's packet and putting it on a metal tray to defrost before now?


The kitchen sink works well for that but most people leave their meat in the styrene tray which is a pretty good insulator. ; )

Incidentally, alumium is the first pronunciation, but was later changed to aluminum, then aluminium by the guy who discovered it.

http://www.worldwidewords.org/articles/aluminium.htm

Internationally, aluminium is the accepted spelling but aluminum is still strongly used in the US. Both are essentially correct as it's fairly common knowledge that they are the same thing, but it serves to be a bone of contention of course. ; )

Sagemindsays...

Also, I have a defrost board in my kitchen.
It's the same as a cutting board except it's made of aluminum and it has feet to maximize the heat transference.

It increases the defrost time of things like frozen meats and also affects the cooling times of things like a hot bowl of soup or something that comes out of the oven.

When you place something frozen on it, it practically freezes itself. The feet exposes the underside to the open air so it can expel the cold quicker. If it was flat on the counter, the whole thing would ice over.

Paybackjokingly says...

>> ^elrondhubbard:

Stop calling it "aluminium". It's aluminum, damn it!


We have different words for the same things. Get over it.

Aluminum, aluminium.
Potato, potatoe.
Rationally subjugated coporate electorate slaves, The US political system.

Aren't our differences wonderful?

ravermansays...

...Makes me curious to experiment... If you put steak on one and leave the other in the packet both at room temp... How much faster is the defrost time? 100%? more? is there a known ratio for these things?>> ^Sagemind:

Also, I have a defrost board in my kitchen.
It's the same as a cutting board except it's made of aluminum and it has feet to maximize the heat transference.
It increases the defrost time of things like frozen meats and also affects the cooling times of things like a hot bowl of soup or something that comes out of the oven.
When you place something frozen on it, it practically freezes itself. The feet exposes the underside to the open air so it can expel the cold quicker. If it was flat on the counter, the whole thing would ice over.

GeeSussFreeKsays...

>> ^raverman:

...Makes me curious to experiment... If you put steak on one and leave the other in the packet both at room temp... How much faster is the defrost time? 100%? more? is there a known ratio for these things?>> ^Sagemind:
Also, I have a defrost board in my kitchen.
It's the same as a cutting board except it's made of aluminum and it has feet to maximize the heat transference.
It increases the defrost time of things like frozen meats and also affects the cooling times of things like a hot bowl of soup or something that comes out of the oven.
When you place something frozen on it, it practically freezes itself. The feet exposes the underside to the open air so it can expel the cold quicker. If it was flat on the counter, the whole thing would ice over.



It is REALLY fast, we used to have a store bought product like this, just a glorified piece of aluminum. Your talking at least a third of the time if you can get good contact, rounder objects like turkeys are a bit harder. But for steaks and hamburger, it was less than 10-20 mins straight out of the freezer, and lots easier than having to cycle out water for half an hour or so in the sink. Miracle Thaw is what I believe it was called, but you could achive similar results with just a normal ol pan...though, they aren't flat so it might not be as optimal. You could go grab yourself a bunch of old computer heat sinks with copper and blow the aluminum ones out of the water!

ravermansays...

@GeeSussFreeK that's a brilliant idea.

I'm gonna make millions! It's like a George foreman grill, with copper sheets on springs (for contact but not pressure) with little fans top and bottom adding gentle convection of temperature controlled air.

Watch out Infomercials here i come!

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