Pawan Prajapati
Last Activity: 3 Years ago
1) They have been formed by decomposition of pre-historic plants and animals buried under the Earth’s crust millions of years ago.
2) Fossil fuels are non-renewable sources of energy because once exhausted they cannot be re-created in a short period of time.
3) Smelling agent is added to LPG to detect the leakage of gas as LPG is colourless and odourless gas.
4) LPG is a better fuel than coal because :
-It does not cause pollution.
-It has high calorific value.
-It has low ignition temperature. (Any one)
5) Advantages of Modem Chullah over Traditional Chullah :
-High efficiency.
-Causes less pollution.
-Consumes less fuel.
