Kavach' is a system that regulates the speed of the train by applying brakes automatically if the train's driver fails to do so
Kavach aids loco pilots in fog with automatic braking, improved visibility, and collision prevention
The Kanchanjangha Express incident puts spotlight on absence of 'Kavach' system, that could have prevented the accident
Odisha train tragedy, which claimed 275 lives in June last year, also saw the absence of Kavach anti-collision system
The Indian rail network is over one lakh kilometers long, and the anti-collision system is only implemented on around 1,500 km stretch of railway tracks