[PSUBS-MAILIST] DIY CO2 monitors

[Cliff Redus via Personal_Submersibles]

 Jon, see https://www.dhs.wisconsin.gov/chemical/carbondioxide.htm
Seems your house CO2 levels are a bit high.  Any headaches and sleepiness? 
Cliff
    On Thursday, November 4, 2021, 12:35:21 PM CDT, Jon Wallace via Personal_Submersibles <personal_submersibles at psubs.org> wrote:  
 
  A couple of snapshots from my environment sensor operating inside my house.  The first is windows and doors closed, the second is with windows open.  Apparently I have a pretty tight house.
Jon_______________________________________________
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