(a) the present status of progress made in the use of fire retardant material in the
manufacturing of passenger coaches;
(b) if so, the total number of coaches manufactured so far with the use of fire retardant
material;
(c) whether the old railway coaches are periodically renovated by the Railways;
(d) if so, the total number of coaches renovated by the Railways during the last three years;and
(e) the steps taken/being taken by the Railways in this regard?