List the appliances which makes use of fuels that are found at home, write them below.

Mention one use of biogas.

Write examples for solid fuel.

Observe the picture given below and write the speciality of the picture.

Observe the picture given below and write the speciality of the picture. 

Observe the picture given below and write the specialty of the picture. 
   

Write examples for gaseous fuel.

Wood is also a fuel used mostly for the purposes of cooking. What else can be used as an alternative? In case you must use wood what would you do?

Observe the picture given below and write the speciality of the picture.

What do we make with wood?