Catering on trains and railway stations may become an essential category as LPG supply started dwindling to railway utilities, contractors, and base kitchens on Wednesday due to the ongoing gas crisis amid the unrest in West Asia.

Following the shortage in supply of LPG, the railways have written a set of letters to the petroleum ministry seeking seamless supply, highlighting the essential nature of several operational requirements linked to train services. The next step would be to include passenger catering as well.