Question

Which most likely contributed least to Mexico City's air pollution?

A.
uranium

B.
coal

C.
oil

D.
natural gas

Answer 1

@inowalst @moneybaby980 @sydneyarnea @jazzyspazzy @FEARLESS_JOCEY @SuperNinjaPower @Capnkookcx

Answer 2

@leonardo0430

Answer 3

Coal. According to a study by a british ONG, a mixture of small and solid and liquid particles, called PM10/PM25, contains coal as the main component, due to its smaller size it is the most damaging type of particle.

Answer 4

thanks :)

Answer 5

:D

Answer 6

;^)