QUOTE(elda88 @ Mar 27 2022, 03:19)

The use of cardboard may have acted as effective repellent in her backyard vegetable garden but its fumes are poisonous to humans too. She's basically slowly poisoning me to death.
You need HEPA air purifiers for your house, a PM2.5 monitor to make sure you're getting the particulate levels down, and a CO2 monitor to make sure you're still getting enough air into the house with the windows mostly closed.
The [
www.iqair.com]
IQAir AirVisual Pro is a pretty good all-in-one particulate & CO2 monitor. Cheaper ones won't necessarily be accurate or stable.
[
www.nytimes.com]
How Can I Clear My Home of Wildfire Smoke?Long article about dealing with the problem, including links to their reviews of air purifiers.
[
smartairfilters.com]
How to Make a DIY Air PurifierThis site also has a wealth of information. He lives in China where they get the same problem from industrial sources.
For outside, you can wear a half-mask with filter cartridges, e.g. [
www.3m.com]
3M 7502 mask with,
[
www.3m.com]
3M 2078 - Pancake filter, P95 particulate with nuisance-level organic vapor & acid gas relief - good for general protection against car exhaust
[
www.3m.com]
3M 2291 - Pancake filter, P100 particulate with low inhalation resistance
I have most of this stuff within reach of my computer desk, and a crate of extra filters for the next emergency. When it hits, whether a pandemic or wildfires, filter cartridges become unobtainium, so you need to stockpile in advance.
I would also try,
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This post has been edited by Necromusume: Mar 27 2022, 06:29