Question

what is meant by M.S.L​

Answer 1

Answer:

mean sea level

Burning of wood and coal causes pollution of air.

(b) A liquid fuel, used in homes is Liquefied Petroleum Gas(LPG).

(c) Fuel must be heated to its ignition temperature before it starts burning.

(d) Fire produced by oil cannot be controlled by water.

Answer 2

Answer:

mean sea level

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