Ultrafine dustcontainslargeamountsofheavy metals, such asleadandarsenic.NE TIMES소리듣기초미세먼지는납과비소같은많은양의중금속을포함하고있다.
Yellowdustcontainsheavyconcentrationsofmetal, includingcadmiumandleadfromChina'sindustrialregions.The Korea Herald소리듣기황사에는중국의산업지역에서발생한카드뮴과납등의중금속이함유되어있다.