 Instead of the scarcity and shortages that people faced in the 1930s, the knowledge that a nutritious diet was necessary for a fighting man meant that a healthy, hard-working populace would result.Agricultural products have also become the raw elements of new products from flax fibre used for parachute cords, dandelions and milkweed crushed to become synthetic rubber and sunflower seed made into oil.Food represents half the weight of products that are being shipped across the world.