Pre-schooler is a 'haze detector', says his mum

Ms Suwanti Tan, 32, putting a facial mask on her son Lucas Zhang, with all the asthma equipment in the foreground.
Ms Suwanti Tan, 32, putting a facial mask on her son Lucas Zhang, with all the asthma equipment in the foreground.ST PHOTO: TIMOTHY DAVID

SINGAPORE - Even before the haze is visible, pre-schooler Lucas Zhang seems to sense its presence.

His mother Suwanti Tan says Lucas, six, will have a runny nose, sometimes accompanied by wheezing.

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