지하철 초미세먼지 매우나쁨

in hive-132971 •  4 years ago 

모 지하철역사 플랫폼에 설치된
초미세 먼지 측정기.

이 수치를 보니 등급이
매우나쁨 수준이네요.

그런데 궁금한것이
좋은 품질도 아니면서 사람들 다보는데
설치한 이유가 뭔지 모르겠어요.

20201223_160948.jpg

몇일간 모니터링 해보려고요.

hive-132971 kr mini
4 years ago by

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      ·  4 years ago 

    @tipu curate 🐣🐣🐣

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      ·  4 years ago 

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        ·  4 years ago 

      감사합니당

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