Beautiful clear days may well be deceptive, although of course, in fact, the golden haze of the sunset, as seen from the USC parking structure roof (more or less over the Palisades fire) should give the game away in the first place. It might have looked like an idyllic Californian winter's scene, but not all pollution is thick and sooty and like an illustration to Victorian industrialization. This air, indeed, could well contain asbestos, from properties built before the mid 1980s, and heavy metals, and plastics, and who knows what - such things, I learned today, don't (unlike smoke) show up on air quality indices, which state, unconvincingly, that the AQ is Good today. It's a good job that we all have stocks of Covid masks, still ...
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