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RE: ozone rich environment



Original poster: "Mccauley, Daniel H by way of Terry Fritz <twftesla-at-qwest-dot-net>" <daniel.h.mccauley-at-lmco-dot-com>



	Exactly, my small solid state tesla coil quickly fills my dining
room with ozone after only a few minutes of operation.

	Dan



> Gary -
> 
> Don't kid yourself. "Rectal insufflation"?  Not for me, thank you. Instead
> of looking for "reliable information" on a website where they are trying
> to
> sell you ozone generators to cure cancer and extend your lifespan, look
> instead to any of the US State, Federal, or Canadian Occupational Safety
> and
> Health sites, or any industrial hygienist site. Look under "ozone TLV"
> (threshold limit value).
> 
> Ozone is a reactive oxidizing gas, highly irritating and eventually
> destructive to human lung tissue even at moderate exposure levels. Like
> all
> exposure to toxins, individual response depends on concentration, duration
> of exposure, and level of exertion during the exposure period. If you can
> smell it, the concentration is likely above the permissible exposure
> levels.
> Outdoor Tesla coil operation is probably safe, but even a small coil
> operated indoors without special attention to forced ventilation almost
> certainly generates ozone levels above maximum recommended levels.
> 
> Typical permissible levels for industrial exposure are fractions of one
> part
> per million. From the Canadian Centre For Occupational Health and Safety,
> ozone exposure limits are as follows:
> 
> TIME-WEIGHTED AVERAGE (TLV-TWA): Heavy work 0.05 ppm (0.1 mg/m3); Moderate
> work 0.08 ppm (0.16 mg/m3); Light work 0.1 ppm (0.2 mg/m3))*
> 
> A few other interesting facts, from the same source:
> 
> Is ozone stable when exposed to air, moisture, or heat?
> Ozone decomposes slowly to oxygen with a half-life of 3 days at 20 deg C
> and
> of 3 months at -50 deg C. The rate of decomposition is increased by light,
> trace organic matter, nitrogen oxides, mercury vapour, peroxides, metals
> (e.g. copper, copper alloys, iron and chromium) and metal oxides.
> 
> Are there any conditions to avoid when using ozone?
> Electrical sparks, heat, shock wave, intense light flash.
> 
> Does ozone have an odour threshold (at what level can I smell it)?
> Reported values vary; 0.0076 ppm (minimum perceptible value); 0.005 -2.0
> ppm
> (detection threshold); 0.1 ppm (recognition) .
> 
>  Is the odour of ozone reliable as a warning property?
> NOT RELIABLE - variations in the detection range reported and olfactory
> fatigue occurs (ability to smell ozone is lost quickly as exposure
> continues).
> 
> How can I work with ozone safely?
> This material is a VERY TOXIC, DANGEROUSLY REACTIVE, OXIDIZING gas.
> (additional discussion on working with ozone generators).
> 
> Scott Hanson
> 
> 
> ----- Original Message -----
> From: "Tesla list" <tesla-at-pupman-dot-com>
> To: <tesla-at-pupman-dot-com>
> Sent: Sunday, July 21, 2002 9:19 PM
> Subject: Re: ozone rich environment
> 
> 
> > Original poster: "Gary Peterson by way of Terry Fritz
> <twftesla-at-qwest-dot-net>" <glpeterson-at-tfcbooks-dot-com>
> >
> > Hi Malcolm,
> >
> > I searched "ozone therapy" and found the following at
> > http://www.oxytherapy-dot-com/oxyfiles/oxy00008.html:
> >  "Ozone is classified as a toxic gas if inhaled in large quantities.
msnip...