Fire & Dert Rescuer (FDR) Fire Rescuer (FR) Lead Fire Rescuer (LFR) Rescue 1122 …….material is used in Hose manufacturing. September 9, 2021 Admin No Comments A: Canvas B: Polestar C: Plastic D: None of these Correct Answer: a Short Details: There is used Canvas, Rubber and Polyester in Hose manufacturing. View More Details >>