In the rapidly evolving world of global freight logistics, efficiency is everything. Yet one hidden operational issue continues to increase costs, emissions, and inefficiencies across the container supply chain - the dry run. While often overlooked, dry runs play a significant role in rising freight expenses, carbon emissions, and equipment imbalance worldwide. Understanding what a dry run is and how it affects logistics operations is essential for shipping lines, NVOCC operators, and cargo owners working toward freight cost optimization and sustainable container solutions.