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28 February 2008

Lime like the chalky substance or the fruit? Seriously, I heard someone talking about "lime lights" and how you could get lime to emit light and I was all "you're full of shit, dude!" until he explained that he meant the other kind of lime.
posted by pieisexactlythree 28 February | 16:44
Lime the chalky substance. Lime the fruit juice would not cause blindness if it splashed in your eyes.
posted by Specklet 28 February | 16:45
ehm, the chemical reaction caused would generate heat.

I don't get the question??

Oh, lime as in the chemical CaF2, not the fruit!
posted by Wilder 28 February | 16:47
It's the same as putting bleach in your eyes
posted by Wilder 28 February | 16:49
I heard someone talking about "lime lights" and how you could get lime to emit light

Like the song!

That IS where the saying about something being "in the limelight" comes from... they were used as stage lights.
posted by BoringPostcards 28 February | 16:49
I love the fact that just under this last post is the phrase
What is your preferred libation!

well it sure as hell isn't LIME!
posted by Wilder 28 February | 16:50
I'm talking about calcium oxide, which, as far as I know, doesn't heat water!
posted by Specklet 28 February | 16:52
Lime is the reason for the Pueblos Blancos of the Meditterranean, the beautiful white villages;- nowadays probably more due to Sandex than Kalkwasser though!
posted by Wilder 28 February | 16:54
Yeah, but slow dripping water on it would generate heat. I have no idea what mechanism would be used though???

I have painted with Kalkwasser and it is quite hot when you mix the dry powder with water, you have to keep well back and avoid spalshes. And you must be outdoors as you can burn your nasal passages and bronchial lining if you inhale it while it is mixing.
posted by Wilder 28 February | 16:57
Cal (Lime) is a very cheap powder and one widely availible in Southern Europe.

I'm guessing that the Professor's boyhood friend devised a mechanism to keep himself warm but, as the article said, too much water got in causing an explosive reaction of lime into his eyes.

I'm also guessing that his friend was (vaguely ?) Aspie, but that's just a personal feeling as this is exactly the kind of thing my husband or son would try to invent.
posted by Wilder 28 February | 17:13
wikipedia says:
A relatively inexpensive substance, CaO produces heat energy by the formation of the hydrate, as in the following equation:[3]

CaO + H2O ↔ Ca(OH)2 + 63.7kJ/mol of CaO
posted by DarkForest 28 February | 17:20
I understand that he devised a mechanism and it backfired on him.

Are you telling me that water dripping on lime would generate heat? I had no idea.
posted by Specklet 28 February | 17:21
So that's why the ice melts in a vodka tonic! I am so smart! S!M!R!T!
posted by pieisexactlythree 28 February | 17:25
Oh oh oh I seeeeeee!

Thank you.

Sorry about the big pink bunny post.
posted by Specklet 28 February | 17:28
And that's a really dumb way to keep your hands warm.
posted by Specklet 28 February | 18:32
What's your preferred libation? || Put the Lime in the Coconut by Harry Nilsson

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