Question

why the petrol vapour​

Answer 1

Answer:

petrol is a liquit with low boiling point .

Hence , petrol evaporates easily .

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Answer 2

Answer:

Vapor lock is a problem caused by liquid fuel changing state to gas while still in the fuel delivery system of gasoline-fueled internal combustion engines. ... The fuel can vaporize due to being heated by the engine, by the local climate or due to a lower boiling point at high altitude.

I hope this is right answer........