Liquid nitrogen in a drink?

norm - under that pretence absolutely everything is dangerous, so that's a useless statement; for example, sound can kill you at sufficiently high doses. Is sound harmful? Not really.
 
Are people actually confused as to how Nitrogen is dangerous here?

Firstly, Liquid Nitrogen is below −196 °C .... secondly when it transitions from liquid to gas it expands thousands of times in volume. In your stomach.

She is very lucky not to have simply just died from this!
 
norm - under that pretence absolutely everything is dangerous, so that's a useless statement; for example, sound can kill you at sufficiently high doses. Is sound harmful? Not really.

You have to excercise caution around exposure to loud sound. The same applies to nitrogen gas, there is an element of danger. In my interpretation it is not harmless.

From a scientific standpoint it is inert and harmless yes, but the point I was making was applied to real world scenarios.
 
Are people actually confused as to how Nitrogen is dangerous here?

Firstly, Liquid Nitrogen is below −196 °C .... secondly when it transitions from liquid to gas it expands thousands of times in volume. In your stomach.

She is very lucky not to have simply just died from this!

That's what I was thinking. Not only are you going to get mental cold burns but your stomach will simply just explode...
 
This drink should not served as freely as beer. It should only be served to soberish people, and they must be forced to read a warning before being given the drink.

Choking on an umbrella is a lack of common sense. Buying a smoking drink from a bar, most people would assume is safe especially to an 18 year old who wouldn't have much experience of cocktail bars.
 
What part of genetics, microbiology + immunology would cover the eye because that's all I focused my modules on.

Too much water may lead to death from over dilution / rupturing of red cells, that's all I'm aware of.

I thought you covered a more generalised Biology degree from what you've said before. I knew you'd obviously done a fair whack of genetics and immunology from previous threads as you are on of the few on here who actually gets such stuff.

As for water leading to death the essence is: high concentration of water in the blood and low in the cerebral fluid, fluid moves from blood to the brain, causing raised intracranial pressure which then causes the brain to herniate taking all the basic functions with it on the way and once it starts you can't really stop it, you may have heard of Cushing's Triad which is hypertension (aiming to keep cerebral perfusion against a high intra-cranial pressure), bradycardia and irregular respiration kind of like you'd see in a brain haemorrhage etc.
 
Not at all, it's her responsibility to know when to stop. Yes the bar should also step in and stop her if they deem it necessary, but first and foremost it is always the responsibility of the person to make sure they're not doing something stupid. Or at least if they do, that they won't whine if they get themselves in trouble through it.

Since when did the idea of personal responsibility disappear? Do you really want every single move we make to have to be approved and checked before it's done? Let people make their own choices, but if they do something stupid then the blame is on them.

The facts are that her drinking enough liquid nitrogen to do her serious harm happened on a licensed premises with precisely that responsibility.

One of the main reasons premises are licensed, is so that consumers can be confident they're not being served poisonous drinks, everything on sale is traceable, quantifiable and served in specific measures.

It is not her responsibility to check if the ingredients of a drink, served in a bar are an immediate health risk. That is entirely down to the licencee to ensure, otherwise they'd be in contravention of their licence and normally, it's safe to assume, licensees don't serve drinks which are in contravention of their licence.

I know a pub where someone drank nearly a pint of line cleaner and ended up in hospital. Now the person who drank that ordered a pint of beer. A pint of cask beer. They got a pint of clear liquid that looks, smells, and tastes like line cleaner. Which they drank.

Now I'm going to say that if I did that, I'd think myself very stupid. Drinking a pint of line cleaner is a very stupid thing to do. But this person did, and quite rightly got a large pay-off for being made very ill. Why? Because the pub shouldn't be serving people line cleaner. It's overwhelmingly the pubs responsibility to not serve people line cleaner rather than the customers to say "hey, hang on, this beer tastes funny".
 
So if you breath in pure nitrogen you will die. Who'ld of thought it.

It shuts down the bodies auto breathe function due to displacing CO2. It is also very hard to remove from the lungs. It is as dangerous as any other gas, if not more so.
 
It shuts down the bodies auto breathe function due to displacing CO2. It is also very hard to remove from the lungs. It is as dangerous as any other gas, if not more so.

True.

I was being sarcastic, it may have been too subtle though.:(
 
Are people actually confused as to how Nitrogen is dangerous here?

Firstly, Liquid Nitrogen is below −196 °C .... secondly when it transitions from liquid to gas it expands thousands of times in volume. In your stomach.

She is very lucky not to have simply just died from this!

It expands to roughly 670 times (gas factor). But yeah, lots.

And yes, a breath of pure nitrogen can kill you, even using it in an enclosed space and reducing the oxygen concentration by a few percent can lead to gradual asphyxiation, depending on the individual.
 
Am pedantic and therefore disappointed in the BBC re: the evaporation of nitrogen into its gaseous state.

If swallowed, liquid nitrogen can cause cold burns to the mouth, throat and stomach, killing the tissue.

As the frozen vapour hits the stomach it rapidly warms, releasing large volumes of air which can burst the stomach.
 
It is a damn stupid thing to serve in any enviroment, let alone in a bar to people drinking. How any rational assessment of risk would not pick that up.
In any workplace in the western world untrained people would not be allowed anywhere near cryogenic gases without training in the hazards involved.
You would quite rightly remove anyone who had been drinking from a workplace or any area where gas was stored under pressure. This should include bars where gasses are stored separately from public areas.

Personally I would expect Risk assessments and method statements for the use of LN to be briefed and signed off by every member of staff and employee. COSHH (control of substances hazardous to health) notices and briefings also to all employees, training and evidence of such in the dispensing of the drinks and also supervisory monitoring of employee performance in the use of LN.
 
That's the price she paid for living the high life and taking a gamble drinking alcohol mixed with a dangerous substance. Which is similar to celebs who take drugs aka amy winehouse or whatever the hell she was called.

Do I feel remorse for her? No. Is there a lesson to be learned from all of this? Yes!!!

Let's hope it gets regulated and banned asap!!
 
Was pretty shocked when I read this as I had no idea it was so commonplace. I'm obviously not drinking in trendy enough bars.

The concept of drinking liquid nitrogen (which has a boiling point of ~-195C) seems crazy to my uneducated mind - I'll stick to ice cubes, if it's all the same.
 
That's the price she paid for living the high life and taking a gamble drinking alcohol mixed with a dangerous substance. Which is similar to celebs who take drugs aka amy winehouse or whatever the hell she was called.

Do I feel remorse for her? No. Is there a lesson to be learned from all of this? Yes!!!

Let's hope it gets regulated and banned asap!!

Stupid comment. Not everyone is versed in knowing what chemicals are dangerous. I wonder if you go checking every ingredient in the cocktails you drink.

You'd expect a licensed bar to keep drinks safe. I'm amazed it's even served whilst still harmful.

This was an 18 year old expecting to just drink some alcoholic cocktails, not taking crack cocaine.
 
Stupid comment. Not everyone is versed in knowing what chemicals are dangerous. I wonder if you go checking every ingredient in the cocktails you drink.

You'd expect a licensed bar to keep drinks safe. I'm amazed it's even served whilst still harmful.

This was an 18 year old expecting to just drink some alcoholic cocktails, not taking crack cocaine.

Its pointless, everything that Majnu posts is stupid.
 
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That's the price she paid for living the high life and taking a gamble drinking alcohol mixed with a dangerous substance. Which is similar to celebs who take drugs aka amy winehouse or whatever the hell she was called.

Do I feel remorse for her? No. Is there a lesson to be learned from all of this? Yes!!!

Let's hope it gets regulated and banned asap!!

It was her 18th birthday man. First time in a bar, pick a funny sounding cocktail, stomach explodes. Dare say you have to be pretty stone cold not to have some empathy for the lass.
 
I thought you covered a more generalised Biology degree from what you've said before. I knew you'd obviously done a fair whack of genetics and immunology from previous threads as you are on of the few on here who actually gets such stuff.

Major / Minor split.
 
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