Air Quality: Easy to Measure, Tough to Fix
Cars That Think
SEPTEMBER 22, 2021
All outdoor activity in my neighborhood ceased for weeks, yet staying indoors didn't guarantee relief. The worst days left me woozy as my lone air purifier, whirring like a jet engine, failed to keep up. Ionization can itself create ozone. The state of California has banned such ozone generators entirely. Portland, Ore.,
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