Air India pilots who are warring the airline over salaries, have warned that they are "highly-stressed and financially burdened". This, they say in a letter to civil aviation regulator DGCS, is a "recipe disaster".Read the full letter here:PromotedListen to the latest songs, only on JioSaavn.comAlso Read10 Effective Tips To Protect Yourself From Deadly PollutionAir Pollution And Pneumonia: How Poor Air Quality Affects Lung HealthBreathing Heavy Due To Pollution? Try These 6 Lung-Boosting Exercises