Question

which are invisible pollutants ?

Answer 1

Invisible pollutants (nitrogen oxides,sulfur dioxide, volatile organic compounds, carbon monoxide) also pose a threat to health. Carbon monoxide displaces oxygen in red blood cells, leading quickly to death if the carbon monoxide concentration is high....

Answer 2

$\large \sf{Answer}$

Invisible pollutants (nitrogen oxides, sulfur dioxide, volatile organic compounds, carbon monoxide) also pose a threat to health. Plants' leaves can be burned by dry deposits of nitrogen oxides and sulfur dioxide. When these pollutants combine with water in clouds, they form acid precipitation.