大规模冬季风暴来袭，美国民众恐慌性囤货

Core Viewpoint - A significant winter storm has impacted a large portion of the United States, leading to emergency declarations in at least 16 states and causing panic buying among consumers [1] Group 1: Impact on Consumer Behavior - Panic buying has been reported in various states, including Oklahoma, Georgia, and Kentucky, with essential items such as eggs, water, bread, and milk being nearly sold out in supermarkets [1] - Fresh produce inventories are critically low due to the storm's effects on supply chains [1] Group 2: Demand for Winter Products - There is a high demand for snow removal products, including de-icing agents and snow shovels, with many stores implementing purchase limits due to supply shortages [1]