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प्रश्न
What is the effect of hydrocarbons on humans.
अति संक्षिप्त उत्तर
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उत्तर
Benzene and formaldehyde are carcinogenic (cancer-causing). Incomplete combustion produces soot. React with atmosphere in sunlight to form secondary pollutants (smog).
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पाठ 20: Environmental Issues - EXERCISES [पृष्ठ ११६०]
