What are the harmful effects of using fossil fuels ?
Harmful effects of burning fossil fuels are :
(i) Burning of fossil fuels burn with smoky flame which cause in air pollution.
(ii) They also cause global warming because they produce green house gas carbon dioxide gas on burning.
What are petrochemicals ? What are their uses ?
Why is coke considered a better fuel than coal ? Give four reasons.
State two precautions that should be taken in using fossil fuels to avert the energy crises ?
What are the consequences of the green house effect ?
