A public loo equipped with a high-tech waste processing system is seen in Jinan City, Shandong Province, November 22 2018. The new technology called microbial degradation technology allows the toilet to function without using water.[Photo:VCG]"

A public loo equipped with a high-tech waste processing system is seen in Jinan City, Shandong Province, November 22 2018. The new technology called microbial degradation technology allows the toilet to function without using water.[Photo:VCG]"

A public loo equipped with a high-tech waste processing system is seen in Jinan City, Shandong Province, November 22 2018. The new technology called microbial degradation technology allows the toilet to function without using water.[Photo:VCG]"

A public loo equipped with a high-tech waste processing system is seen in Jinan City, Shandong Province, November 22 2018. The new technology called microbial degradation technology allows the toilet to function without using water.[Photo:VCG]"