When the one-hour PM2.5 reading in Singapore shot to 471 due to forest fires in Indonesialast October, everyone stayed indoors.
But instead of hiding from the haze, RSAF’s Lieutenant Teo Jia Jun and Second Warrant Officer…
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When the one-hour PM2.5 reading in Singapore shot to 471 due to forest fires in Indonesialast October, everyone stayed indoors.
But instead of hiding from the haze, RSAF’s Lieutenant Teo Jia Jun and Second Warrant Officer…
Source link
