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    Terracotta Warriors cry out for clean air

    By Cheng Yingqi | China Daily | Updated: 2013-03-02 07:49

    New system can shield national relics from damage by pollution

    Even the Terracotta Warriors are feeling the effects of China's choking air pollution.

    Chinese scientists have found that the indoor environment where the Terracotta Warriors are housed could cause them to deteriorate, prompting some scientists to raise the idea of using air curtain technology to help control the environment in the pits.

    Terracotta Warriors cry out for clean air

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