Businesses cash in on people’s desperate bid to protect themselves from bad air in one of the most polluted capital cities in the world

People sip dubious ‘oxygen cocktails’ to cope with rancid air pollution in Mongolia capital Ulan Bator

Businesses cash in on people’s desperate bid to protect themselves from bad air in one of the most polluted capital cities in the world

Topic |   Environment

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Businesses cash in on people’s desperate bid to protect themselves from bad air in one of the most polluted capital cities in the world
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