(Laughter) But the data were simply not telling the truth of what people were seeing and breathing, and it's because they were failing to measure PM2.5, or fine particulate pollution.
(웃음) 측정치가 사람들이 보고 숨쉬는 걸 정확하게 나타내지 못한 건데 PM2.5나 미세먼지를  측정하지 못하기 때문입니다.