Fill in the blanks : Burning of wood and coal causes ………. of a

1.	Fill in the blanks : Burning of wood and coal causes ………. of air. A liquid fuel, used in homes is ………. Fuel must be heated to its ……….. before it starts burning. Fire produced by oil cannot be controlled by ……………
Answer» Fill in the blanks : Burning of wood and coal causes ………. of air. A liquid fuel, used in homes is ………. Fuel must be heated to its ……….. before it starts burning. Fire produced by oil cannot be controlled by ……………

Fill in the blanks : Burning of wood and coal causes ………. of air. A liquid fuel, used in homes is ………. Fuel must be heated to its ……….. before it starts burning. Fire produced by oil cannot be controlled by ……………

Answer»

Fill in the blanks :