“ Air pollutants include carbon monoxide, ozone, sulfur dioxide, nitrogen oxides, and particulates ” ​ — all of which stem from the combustion of fossil fuels such as coal and gasoline.
” Polutan udara mencakup karbon monoksida, ozon, sulfur dioksida, nitrogen oksida, dan partikulet - partikulet ” ​ — yang semuanya berasal dari bahan bakar fosil seperti batu bara dan bensin.