Christopher Dobbing’s “smart masks” can be linked to an app that tells users when they need to be worn and when the filters need replacing. Photo: Handout
China pollution
China’s air pollution provides inspiration for ‘smart’ face mask
Beijing-based Brit was so concerned about the city’s air quality problem that he set up his own company to find a solution
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China pollution
Christopher Dobbing’s “smart masks” can be linked to an app that tells users when they need to be worn and when the filters need replacing. Photo: Handout