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Context: Singapore is in the middle of the worst smog and pollution it's seen since ... recorded history, I'll warrant. The latest (I get the heebie-jeebies just thinking about it) and the PM2.5 levels are unsettling too.

(Until two days ago, I did not know what PM10 or PM2.5 referred to. Until yesterday, I never had to wear an N95 mask when going about ordinary errands outside the home.)

Anyway, I'm dumping a bunch of useful links here, because the government...