Reversed polarity

How many motorhomers have been found dead in their motorhomes after being gassed during the night by thieves? If none, the gassing thieves have been extremely fortunate or extremely skilled.
I am merely putting forward an argument that it would be possible to administer a form of gaseous substance which could deepen the sleep of someone. If someone is tired anyway, a tiny amount would be enough to do the job.

Perhaps it is not gas at all. perhaps they play a CD with Whales calling, or waves gently lapping on a tropical beach. :giggle:
 
If you take a gas such as Carbon Monoxide, an amount of 1.28% and (therefore) 98.72% Air is enough to cause unconsciousness after just 2 to 3 breaths, followed by death within 3 minutes.

So can someone tell me how many HGV Tanker loads it is equivalent to? Remember this sort of thing normally happens in a domestic dwelling and consequently a much bigger volume than a Lorry Cab.

I believe the statement dismissing the possibility and mentioning tanker loads of gas is a deliberate spoiler to end the discussion.

Volume of air in a motor home = length x width x height to get the e.g. 7m x 2m x 2m = 28 cu meters

Gas at 1 ATM required to fill 1.28 % of a motor home = 28 x (1.28 / 100) cu meters = 0.35 cu meters = 350 litre

Gas at 100 ATM (CO can be stored at over 100 ATM) = 350 litre / 100 = 3.5 litre = under a gallon

I just love Bistro Math.


Carbon monoxide (CO) detectors typically trigger at around 30-70 ppm which is 0.003% - 0.007% and would be activated by under 2 litre of CO at room pressure (or 1/2 teaspoon at 100 ATM)
 
Volume of air in a motor home = length x width x height to get the e.g. 7m x 2m x 2m = 28 cu meters

Gas at 1 ATM required to fill 1.28 % of a motor home = 28 x (1.28 / 100) cu meters = 0.35 cu meters = 350 litre

Gas at 100 ATM (CO can be stored at over 100 ATM) = 350 litre / 100 = 3.5 litre = under a gallon

I just love Bistro Math.


Carbon monoxide (CO) detectors typically trigger at around 30-70 ppm which is 0.003% - 0.007% and would be activated by under 2 litre of CO at room pressure (or 1/2 teaspoon at 100 ATM)
Are you some kind of psychopathic serial killer? 😲
 
Are you some kind of psychopathic serial killer? 😲
Yep ......... and I know where you live :)

I'm not going to post my photo because that would make Dibble's job too easy.

But here is a photo of my twin brother who is in the same line of business.
dexter.jpg
 
Volume of air in a motor home = length x width x height to get the e.g. 7m x 2m x 2m = 28 cu meters

Gas at 1 ATM required to fill 1.28 % of a motor home = 28 x (1.28 / 100) cu meters = 0.35 cu meters = 350 litre

Gas at 100 ATM (CO can be stored at over 100 ATM) = 350 litre / 100 = 3.5 litre = under a gallon

I just love Bistro Math.


Carbon monoxide (CO) detectors typically trigger at around 30-70 ppm which is 0.003% - 0.007% and would be activated by under 2 litre of CO at room pressure (or 1/2 teaspoon at 100 ATM)
Are these values correct 🤔.
Would be great to see a link to substantiate them.
 
Are these values correct 🤔.
Would be great to see a link to substantiate them.

Good point!
Volume of air in a motor home = length x width x height to get the e.g. 7m x 2m x 2m = 28 cu meters
These figures are based are "nearest meter" measurements on my MoHo
You can, of course, substitute more accurate measures for your vehicle and even factor a reduction in volume for fixtures and fitting


Gas at 1 ATM required to fill 1.28 % of a motor home = 28 x (1.28 / 100) cu meters = 0.35 cu meters = 350 litre
1.28% is a given in the post asking for amount of CO to be calculated and thus does not need substantiation.


(CO can be stored at over 100 ATM)
"Cylinder Pressure psig 2,216"

CO.jpg
 
The Russian security forces who used gas to sedate the kidnappers and hostages in the theatre don't seem to have been members, can't recall how many died, certainly double figures.

Davy
 
People need differing amounts of gas to knock them out, according to body mass. So what would put me out enough to allow a robbery, would likely kill my diminutive wife. Plus there usually appears to have been a dog that didn't wake them, that dog would certainly have died! This is an urban myth that was thought up to scam insurance companies. No one has ever proved they had been gassed.
 
It was my fault for mentioning gassing, it's now looking like one of Barry's ramblings.
Anyway, to get back on track, I've just had to use the euro plug adapter again, in France this time.
Whoever said there was more than one variant of those sockets was right. This one has got an earth pin sticking out of the socket just off centre. So unlike the ones I encountered in Spain, the plug will only go in one way. Of course, it shows as reverse polarity..... why is my hair sticking up on end?
 
People need differing amounts of gas to knock them out, according to body mass. So what would put me out enough to allow a robbery, would likely kill my diminutive wife. Plus there usually appears to have been a dog that didn't wake them, that dog would certainly have died! This is an urban myth that was thought up to scam insurance companies. No one has ever proved they had been gassed.

Do you have any qualifications to make such sweeping statements, or are they just an opinions?
You are, of course, entitled to opinions but to state them as facts is presumptuous and potentially misleading.

Perhaps you should have said "In my opinion this is an urban myth".

I told my insurance company that in the opinion of the local Police we had been gassed and I genuinely believe that we probably were but I cannot prove it.
I don't appreciate being accused of scamming them or the ramifications of committing a criminal act. Your statement maybe libellous.

BTW We don't have a dog. Our cats were in the UK so they suffered no harm. :) !
 
It was my fault for mentioning gassing, it's now looking like one of Barry's ramblings.
Anyway, to get back on track, I've just had to use the euro plug adapter again, in France this time.
Whoever said there was more than one variant of those sockets was right. This one has got an earth pin sticking out of the socket just off centre. So unlike the ones I encountered in Spain, the plug will only go in one way. Of course, it shows as reverse polarity..... why is my hair sticking up on end?
Twas I, many varieties 😟. However I do have an Any/euro/type plug (with fixed pins) to UK plug converter that so far, fits all I've tried!!!! Often they don't go in, go in and fall out, don't earth, don't fit due to the earthing type, or just look like they'll fit but just don't.
 
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Do you have any qualifications to make such sweeping statements, or are they just an opinions?
You are, of course, entitled to opinions but to state them as facts is presumptuous and potentially misleading.

Perhaps you should have said "In my opinion this is an urban myth".

I told my insurance company that in the opinion of the local Police we had been gassed and I genuinely believe that we probably were but I cannot prove it.
I don't appreciate being accused of scamming them or the ramifications of committing a criminal act. Your statement maybe libellous.

BTW We don't have a dog. Our cats were in the UK so they suffered no harm. :) !
I don't need qualifications, I have the backing of the experts in this field, you don't! I know you think you were gassed and it was something you happened to get away with at the time, but I don't think you would now. Why do you think Anaesthetists are highly trained? Why do you think that very carefully work out the amount of the gas to use?

So no, as I have the backing of the RCoA in what I said, I don't have to say in my opinion! I suppose I could say we, most of the people with a view KNOW it is not possible? But answer this. Where dogs have been involved, why have the dogs survived? But I'll leave you to it as you are convinced the impossible happened...

Edit: Sue me! and lets try this in court! But of course, you could only win if gassing was a thing!

2nd Edit: You also have to prove that my general comments were aimed at you! I have just sent a transcript to our daughters brother in law who is a solicitor, and he said there is nothing to indicate I was talking/typing to you! It is a general comment that is backed by the experts.
 
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