Question

Which of these is one of the most harmful
components of smog?
ozone
b. carbon
C. radium
d. hydrogen
a.​

Answer 1

Answer:

a option is correct

Smog is a serious problem in many cities and continues to harm human health. Ground-level ozone, sulphur dioxide, nitrogen dioxide and carbon monoxide are especially harmful for senior citizens, children, and people with heart and lung conditions such as emphysema, bronchitis, and asthma.

Answer 2

Answer:

Radium

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