Question
Question: The common refrigerant chlorofluoro–methane (freon) and NO<sub>2</sub> is a serious pollutant becaus...
The common refrigerant chlorofluoro–methane (freon) and NO2 is a serious pollutant because
A
It lowers atmospheric temperature
B
It prevents cloud condensation
C
It destroys haemoglobin
D
It disrupts O3 layer
Answer
It disrupts O3 layer