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The Indian Railways Network Is The Largest Rail Network In Asia
Everyday Lakhs Of Passengers Travel By Railways
A Fixed Route Is Made For Railway Transport
Which Is Called Track For Which Iron Is Used
Large Sections Of Tracks Are Joined Together To Lay Railway Lines Over Long Distances
If You Look Closely At These Pairs Of Tracks, Then A Little Space Is Left In Them
They Are Not Applied At All
So Let's Know Why So 

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This Place Is Left At Night To Accommodate The Heat And Temperature Changes In The Wrought Iron Track And The Hardening Process
If Such A Space Is Not Left Empty, Then Due To Rise In Temperature In Summer, The Spots Made Of Iron Move From Side To Side On The Spot,
This Process Is Called Buckling,
Due To This, Derailment Can Lead To Accident 

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