REPORT: Chiang Mai tries ‘clean rooms’ to protect vulnerable from toxic air

Since the air in entire villages or towns cannot be purified in the face of the raging smog crisis in the North, safety zones have been proposed as a way of protecting the most vulnerable people. The idea incorporates “Clean Rooms” where pollutants are filtered out, ensuring the air inside is safe to breathe.

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Chularat Saengpassa