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9 Jan 2008
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Motorcycle Cancer?
Motorcycle Cancer
Reading this makes you think, but also makes you ask maybe it's all a bit too overemphasized?
Any cancer specialists here?
Or we well see times when the most of motorcycle makers will have seats already electromagnetically shielded on coming out of factory...
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9 Jan 2008
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I can't seem to find his references/facts & figures.
It all seems a bit vague.
The UK has issued a patent. He seems to think that the UK has recognised that it's a problem. Since when did the patents bureau become a H&S Executive?
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9 Jan 2008
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I'd be more intersted in seeing the demographics of the riding population used in this analysis to see what the occurence of unhealthy lifestyles were: diet, smoking, stress at work etc.
Also the occurence of DIY mechanics in this population, exposing the motorcyclist to sources of benzene derivatives in the petroleum based products frequently used (use gloves, people!!).
I'm no physicist, but apart from the generator, which on most bikes in inside the engine, and the ignition coils, I can't see what would emit this and how it would be drastically worse than in a car/truck where the outputs are much higher...
I'm open to the possibility, but would like actual independent tests to prove it. I'm sure if you can prove that the seat blocks these emissions you can get a patent for the technology, but this does not mean that the waves being blocked actually exist, nor that they are at hazardous levels (as pointed out above).
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9 Jan 2008
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Hello All!!
Please do not take my thread as a referance. I am a physicist and did my PhD in the UK. Now I am doing post-doc in the same field.
I have read all the news release about the Motorcycle cancer and i think that it is a bit exaggerated.
If we are talking about cancer which is caused by EMF then we have to stop using mobilephone, wi-fi's, microwave oven, electrical hubs, cars, etc..
A current passing through a wire causes EMF and everything that you see around you is a threat for you.
There was no data or numbers on the news release, however, in my point of view cars, coaches, truck, mobilephones, wi-fi's, catot tubes monitors and TV's, laptop's are much more dangereous then the motorcycle. A rictifier, 12V battary, headlight, etc is not a serious threat for the human life (even the heated grips  )
You have to use Faraday cage or controversial forces for cancel the EMF and both is hard to do for motorbikes.
And also Warthog indicated there are much more dangers for motorcyclist.
Keep on riding, we all die 
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9 Jan 2008
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Give it large doses of B17
Quote:
Originally Posted by Margus
Motorcycle Cancer
Reading this makes you think, but also makes you ask maybe it's all a bit too overemphasized?
Any cancer specialists here?
Or we well see times when the most of motorcycle makers will have seats already electromagnetically shielded on coming out of factory...
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take large doses of Vitamin B17 and you wont GET Cancer..... FACT!
Last edited by Martynbiker; 9 Jan 2008 at 15:34.
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9 Jan 2008
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It's an interesting article and probably does have some solid scientific foundations but I would be very interested to know what would be considered a harmful dosage. As Ozhanu suggests you encounter a lot of electromagnetic radiation in a normal day - it doesn't do you much good but like everything else there is a balance to be struck.
I look forward to learning more before being convinced. I feel more concerned about my mobile phone and other wireless technology but it's just too damned useful!
Matt
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9 Jan 2008
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1) Cancer speciallists know little to nothing about EMF.
2) EMF speciallists know little to nothing about cancer.
They are two very different fields. Look at smoking - the relationship to cancer was revealed by statics after decades.. yet people still smoke.
ELF (even static) magnetic shielding is done using lead .. thick lead as a faraday shield. A single sheet (like a motorcycle seat pan) is not going to do a lot of good. Speciallist metal product are avalible .. but very expensive ... I think the reduction in possible cancer development is not worth the costs ... nor do I think the relationship is proven. Similar to mobile phones.
Residing near (or even travelling near) large power lines would hve much higher fields than your motorcycle.
Ride your bike. Drink some  , enjoy good food - be happy.
---- Matt - What is a 'harmfull dosage" of  ? ... Too many varioble to state acurately - body weight, present contents of stomach, past habits ... temperature .. contents of the  ... and at what point is the harm done?
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motorcycles BMW R80 G/S 1981, BMW K11LT 1993, BMW K75 G/S
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27 May 2008
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Quote:
Originally Posted by Frank Warner
1) Cancer speciallists know little to nothing about EMF.
2) EMF speciallists know little to nothing about cancer.
They are two very different fields. Look at smoking - the relationship to cancer was revealed by statics after decades.. yet people still smoke.
ELF (even static) magnetic shielding is done using lead .. thick lead as a faraday shield. A single sheet (like a motorcycle seat pan) is not going to do a lot of good. Speciallist metal product are avalible .. but very expensive ... I think the reduction in possible cancer development is not worth the costs ... nor do I think the relationship is proven. Similar to mobile phones.
Residing near (or even travelling near) large power lines would hve much higher fields than your motorcycle.
Ride your bike. Drink some  , enjoy good food - be happy.
---- Matt - What is a 'harmfull dosage" of  ? ... Too many varioble to state acurately - body weight, present contents of stomach, past habits ... temperature .. contents of the  ... and at what point is the harm done?
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Enjoyed your post, but felt I should defend the old radiation onclogists, some of whom are close friends...they know a heck of a lot this type of stuff, and especially in regard to the adverse effects. They have to pass exams equivalent to postgraduate levels in physics (as well as other topics) to earn their qualifications. Just thought I'd stick up for them.
On smoking, it has been proven to cause lung cancer but by far and away more damage is done long before then (and more of our tax dollars spent) with it's deterimental effects on exercise tolerance, blood vessels (esp. heart), ability to recover from surgery and other lung diseases (like emphysema), everything really. Also your kids are far more likely to get lung disease too even if they don't end up smoking themselves (which they are much more likely to do). And I think the unfortunate reason people still smoke despite the risks has more to do with the physical addiction.
And I also enjoyed your philosophy, sounds good!
As for our motorcycle cancer expert - these days medicine is built on evidence-based practice, so if he is right and can prove it using sientifically sound experiments (or more correctly using the scientific method, no-one else can disprove it) then time and hard work will prove him correct. Until then...I'm sticking with the above philosophy.
Cheers,
Damien
PS Great to see so many scientists on the HUBB! (I'm in anaesthesia)
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Last edited by dpdaniel; 27 May 2008 at 03:08.
Reason: spelling!
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27 May 2008
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Cancer from EMF produced from a motorcycle electrical system is just bunk, but the guy will most likely get rich as there are a lot of fools in this world. If you need to worry about something how about the carcinogenic properties of the fuel fumes you breath every time you fill up which risk analysis indicates is killing people (not many just a few). Or think about the carcinogenic affect of alcohol in that last  you had. One more before I finish my PJ sandwich and  go fuel up the scoot, the most carcinogenic compound known to man is aflatoxin B1 and is at he maximum allowable level in every jar of peanut butter you buy.
We have too many real things to worry about to waste time on motorcycle emf, like where to ride next.
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26 May 2008
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Quote:
Originally Posted by Martynbiker
take large doses of Vitamin B17 and you wont GET Cancer..... FACT!
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Bollocks!..........................
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9 Jan 2008
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Hey Frank,
That safe dosage idea is just a parallel to radiation dosages - I started off as a chemist with an interest in radionuclides. All studies with  were carried out away from the lab. Ten seemed to be the recommended limit but I don't recall the units. That was always the problem....
Hope the weather is good there in Sydney. I'm making my way to Oz on a work trip and will be there next weekend.
Cheers
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10 Jan 2008
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Quote:
Originally Posted by mattpope
I don't recall the units.
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The radiation limits for EMF were worked out using the temperature rise up a rats bum .... What was the question?
Quote:
Originally Posted by mattpope
Hope the weather is good there in Sydney.
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Good ? at the mo around 30C max ... could do with more real rain. Dams at 60% full and need to get over 75% before we go off water restictions .. that could take a while of very heavy rain.
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Regards Frank Warner
motorcycles BMW R80 G/S 1981, BMW K11LT 1993, BMW K75 G/S
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19 Jan 2008
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Lead underwear
I'm sure glad my "Lead underwear" only causes jock itch.
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11 Feb 2008
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Life is a terminal disease...
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11 Feb 2008
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Piece of Aluminium Foil under the seat should work
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