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    Scientist focuses on smog and micro-world
    

    By Wang Kaihao | China Daily | Updated:  2014-04-02 08:38
    



 



    



    

    

    


    
Scientist focuses on smog and micro-world

    


    


    A picture of smog particles under the microscope taken by Zhang Chao [Photo provided to China Daily]
    
    		

    
    

    

    

    


    

    

    




    

    

    






    
 
 



    





    


    

    

    





    


 



    

    

    



















    

    




    



    

    

    

    


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