The world's airlines could save up to $580 million a year by reducing the weight of passengers who have lost weight on popular medical drugs, the Financial Times reports. According to calculations by the investment bank Jefferies, a passenger weight reduction of just 10% reduces the takeoff weight of the Boeing 737 Max 8 by 2%, which radically reduces jet fuel consumption. To reduce the weight of the sides, carriers go to all lengths. The airlines remove unnecessary olives from dishes and use extremely light cooking utensils. The carriers are making the beverage carts lighter and replacing the equipment with plastic equivalents. United Airlines was able to save nearly $300,000 a year by printing its in-flight magazine on thinner paper. news. up to a maximum.