vehicles carrying petrol and other inflammable materials usually have metallic chain touching the ground during motion why

Asked by pratik D K panth | 25th Oct, 2012, 08:28: PM

Expert Answer:

so that in case of lightening striking the vehicle or if static charge is developed on the vehicle it gets discharged from that chain to the ground
and wont lead to any sparking which may lead to fire

Answered by  | 25th Oct, 2012, 08:44: PM

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