If you have been going out of the house recently, you would know the haze is back with its smoggy stink in the air. You may have found it particularly bad on Saturday, as it’s the first time air quality hit unhealthy levels in Singapore in three years. The worst recorded 24-hour Pollutant Standards Index (PSI) reading that day was 109 in the east to the west.
Caused by hot spots from Sumatra and Kalimantan in Indonesia over the past week, Singapore will be at the mercy of prevailing winds from the south-southeast and southwest. This means we will be swinging between clear and grey skies for a while.
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Though you may not find it particularly bothersome, short-term exposure to haze can cause respiratory issues in some and even worsen existing heart or lung disease in others. They also may also irritate the eyes, nose and throat. But with the condition of the air being so unpredictable, what are some of the things you should know about buying a mask? And in the first place, do you even need one?