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Battling the big smoke
Lidia Morawska | December 14, 2019Sydney has been wreathed in smoke for days from spreading bushfires. Do masks and scarves help protect people’s lungs, or are Sydneysiders best advised to stay inside?
Sydney has been wreathed in smoke for days from spreading bushfires. Do masks and scarves help protect people’s lungs, or are Sydneysiders best advised to stay inside?