[Info-vax] Unpleasant Disk Shadowing Surprise

[tadamsmar]

On Oct 12, 12:38 pm, JF Mezei <jfmezei.spam... at vaxination.ca> wrote:
> A normal altitudes, ozone levels can be higher in a house than outdoors.

Can be, but that is not typical.

> Laser printers and electronic air filters tend to create ozone.
>
> If your equipment is aboard an aircraft flying at high altitude, then
> the story is different.  Passenger aircraft are supposed to have ozone
> filters and they are not single pass HVAC except for very old aircraft.
>
> Are you in a military boeing 707 (forget the military designation for
> same aircrtaft) ?

Ozone levels get to ~0.04 PPM in our building on sunny days.